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1 -What an XWiki Security Review Should Actually Include
1 +xwiki-security-review
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2 -#set ($discard = $xwiki.ssx.use('PublicWebSite.WebHome'))
3 -{{html clean="false"}}
4 -
5 - <section class="resource-header" aria-labelledby="hero-title">
6 - <div class="container">
7 - <div class="text-center">
8 - <div class="hero-kicker">
9 - <i class="fa fa-shield" aria-hidden="true"></i>
10 - XWiki security review
11 - </div>
12 - </div>
13 -
14 - <h1 id="hero-title">What an XWiki security review should actually include</h1>
15 -
16 - <p class="resource-summary">
17 - A working XWiki instance is not automatically a secure one. A proper review should look at versions,
18 - access rights, authentication, extensions, custom code, infrastructure and operational practices.
19 - </p>
20 - </div>
21 - </section>
22 -
23 - <section class="resource-page">
24 - <div class="container">
25 - <div class="resource-layout">
26 -
27 - <aside class="resource-sidebar" aria-label="Page summary">
28 - <h4>In this guide</h4>
29 - <ul>
30 - <li><a href="#why-it-matters">Why it matters</a></li>
31 - <li><a href="#what-to-review">What to review</a></li>
32 - <li><a href="#security-checklist">Security checklist</a></li>
33 - <li><a href="#review-output">What the review should produce</a></li>
34 - <li><a href="#when-to-review">When to run a review</a></li>
35 - <li><a href="#security-review-faq">FAQ</a></li>
36 - </ul>
37 - </aside>
38 -
39 - <article class="resource-content">
40 -
41 - <p>
42 - Many XWiki instances continue to work well from a user perspective while slowly accumulating security
43 - and governance risks. Users can still log in, search, edit pages and access documents, but that does not
44 - always mean the instance is properly secured or easy to maintain.
45 - </p>
46 -
47 - <p>
48 - Security risks are often hidden in less visible areas: outdated versions, inherited permissions,
49 - forgotten administrator accounts, overly powerful rights, old extensions, undocumented scripts,
50 - weak fallback access or backup assumptions that were never tested.
51 - </p>
52 -
53 - <div class="resource-note">
54 - <p>
55 - <strong>In practice:</strong> an XWiki security review should evaluate the XWiki version,
56 - access rights, authentication setup, installed extensions, custom code, infrastructure,
57 - backups, restore expectations and the operational practices used to maintain the instance.
58 - </p>
59 - </div>
60 -
61 - <p>
62 - An XWiki security review is a structured assessment of the wiki platform, its configuration,
63 - access model, authentication mechanisms, extensions, customizations and operational setup.
64 - The goal is to identify risks, maintenance weaknesses and upgrade blockers before they affect
65 - users or business-critical content.
66 - </p>
67 -
68 - <div class="resource-note">
69 - <p>
70 - <strong>The main point:</strong> an XWiki security review should not only check whether the application
71 - is online. It should evaluate the platform, the access model and the operational practices around it.
72 - </p>
73 - </div>
74 -
75 - <h2 id="why-it-matters">Why an XWiki security review matters</h2>
76 -
77 - <p>
78 - XWiki is often used as an internal knowledge base, intranet, documentation platform or controlled
79 - document system. In these cases, the platform may contain sensitive procedures, internal decisions,
80 - customer information, technical documentation, compliance records or business-critical workflows.
81 - </p>
82 -
83 - <p>
84 - The more important the content becomes, the more important it is to understand who can access it, who can
85 - change it, which customizations influence it and how safely the instance can be upgraded or restored.
86 - </p>
87 -
88 - <p>
89 - A security review helps identify risks before they become incidents, upgrade blockers or maintenance
90 - surprises. It also gives administrators a clearer view of the current state of the instance.
91 - </p>
92 -
93 - <h2 id="what-to-review">What should be reviewed</h2>
94 -
95 - <h3>1. Version and upgrade status</h3>
96 - <p>
97 - The current XWiki version should be reviewed together with the target upgrade path, installed extensions
98 - and infrastructure dependencies. An outdated instance is not only a maintenance concern. It can also mean
99 - that security fixes, compatibility improvements and platform hardening are missing.
100 - </p>
101 -
102 - <p>
103 - The review should also check whether upgrades are performed regularly or only when something breaks.
104 - A repeatable upgrade process is part of the security posture of a long-running XWiki instance.
105 - </p>
106 -
107 - <p>
108 - For more details on upgrade planning, see
109 - <a href="$xwiki.getURL('resources.why-upgrade-xwiki')">why regular XWiki upgrades matter</a>.
110 - </p>
111 -
112 - <h3>2. Access rights and permission model</h3>
113 - <p>
114 - XWiki has a powerful access-rights system, but this flexibility needs a clear governance model. A review
115 - should check who has administration rights, who has script or programming rights, whether rights are
116 - assigned through groups, and whether page-level exceptions are still understandable.
117 - </p>
118 -
119 - <p>
120 - It is also important to review inherited rights, public areas, restricted spaces, old groups, inactive
121 - users and sensitive pages. Many permission problems do not come from one obvious mistake, but from years
122 - of small exceptions that nobody reviewed later.
123 - </p>
124 -
125 - <h3>3. Authentication and identity management</h3>
126 - <p>
127 - Authentication should be reviewed beyond the simple question of whether users can log in. LDAP, Active
128 - Directory, OIDC, SAML, SSO and MFA setups all need to be checked together with group synchronization,
129 - fallback login options, local administrator accounts and recovery procedures.
130 - </p>
131 -
132 - <p>
133 - SSO is useful, but it does not automatically guarantee a clean access model. Authentication confirms who
134 - the user is. Authorization still depends on how XWiki groups and rights are configured.
135 - </p>
136 -
137 - <h3>4. Extensions and custom code</h3>
138 - <p>
139 - Installed extensions, custom applications, Velocity scripts, Groovy scripts, macros, sheets, templates,
140 - UI extensions and Java components are all part of the security and maintenance surface of the instance.
141 - </p>
142 -
143 - <p>
144 - A review should identify what is installed, what is customized, what is still used, what is documented and
145 - what needs special validation during upgrades. Custom code should be tracked, explained and tested, not
146 - discovered accidentally during an incident or a production upgrade.
147 - </p>
148 -
149 - <p>
150 - Customizations should also be reviewed from a maintenance perspective. See
151 - <a href="$xwiki.getURL('resources.xwiki-custom-development')">how to keep XWiki custom development maintainable across upgrades</a>.
152 - </p>
153 -
154 - <h3>5. Configuration, infrastructure and operations</h3>
155 - <p>
156 - The review should also cover the environment around XWiki: HTTPS and reverse proxy configuration, database
157 - access, filesystem and attachment storage, mail configuration, PDF export services, logs, monitoring,
158 - server access and separation between production and staging.
159 - </p>
160 -
161 - <p>
162 - Backups should be reviewed together with restore expectations. A backup strategy is incomplete if nobody
163 - knows what is included, how long recovery would take or whether the restore process has ever been tested.
164 - </p>
165 -
166 - <div class="resource-inline-cta">
167 - <p>
168 - <strong>Not sure how risky your current XWiki version is?</strong>
169 - A short technical review can clarify the upgrade path, extension compatibility,
170 - custom code risks and validation needs before production is touched.
171 - </p>
172 - <a class="btn btn-secondary" href="$xwiki.getURL('contact.WebHome')">Request a quick review</a>
173 - </div>
174 -
175 - <h2 id="security-checklist">XWiki security review checklist</h2>
176 -
177 - <p>
178 - A practical XWiki security review should cover both application-level and operational risks.
179 - The following checklist can be used as a starting point when reviewing a production instance.
180 - </p>
181 -
182 - <ul class="resource-checklist">
183 - <li>Check the current XWiki version, target version and upgrade path.</li>
184 - <li>Review installed extensions, outdated components and unsupported customizations.</li>
185 - <li>Audit administrator, script and programming rights.</li>
186 - <li>Review groups, inherited permissions and page-level exceptions.</li>
187 - <li>Validate authentication, SSO, MFA, fallback access and administrator recovery options.</li>
188 - <li>Identify custom scripts, templates, macros, UI extensions and Java components.</li>
189 - <li>Review public, internal and restricted areas.</li>
190 - <li>Check infrastructure, HTTPS, reverse proxy, database, filesystem and mail configuration.</li>
191 - <li>Confirm backup coverage, restore expectations and rollback procedures.</li>
192 - <li>Document findings and prioritize remediation actions.</li>
193 - </ul>
194 -
195 - <h2 id="review-output">What the review should produce</h2>
196 -
197 - <p>
198 - A useful security review should not only produce a list of detected problems. It should produce a practical action
199 - plan. Each finding should explain the risk, the affected area, the recommended action and the priority.
200 - </p>
201 -
202 - <p>
203 - Some findings may require immediate action, such as exposed administration rights or unsafe fallback
204 - access. Others may become planned improvements, such as cleaning old groups, documenting custom code,
205 - reviewing extensions or preparing the next upgrade.
206 - </p>
207 -
208 - <div class="resource-note">
209 - <p>
210 - <strong>A useful review should separate findings by priority:</strong> immediate risks,
211 - planned remediation, maintenance improvements and documentation gaps. This makes the result
212 - easier to act on instead of producing a generic list of observations.
213 - </p>
214 - </div>
215 -
216 - <p>
217 - The best outcome is a clearer, safer and more maintainable XWiki instance: one where administrators
218 - understand the access model, critical features are documented and future upgrades can be planned with
219 - fewer surprises.
220 - </p>
221 -
222 - <h2 id="when-to-review">When should an XWiki security review be done?</h2>
223 -
224 - <p>
225 - A review is especially useful before a major upgrade, after years of organic growth, after an authentication
226 - change, before exposing the instance more broadly, after a migration, or when the wiki becomes more
227 - business-critical than it was when first installed.
228 - </p>
229 -
230 - <p>
231 - It is also useful when administration responsibilities change. A new team should not have to guess how
232 - permissions, extensions, customizations and recovery procedures were configured years earlier.
233 - </p>
234 -
235 - <h2 id="security-review-faq">XWiki security review FAQ</h2>
236 -
237 - <h3>What should an XWiki security review include?</h3>
238 - <p>
239 - An XWiki security review should include the installed XWiki version, upgrade path,
240 - access rights, groups, authentication setup, installed extensions, custom code,
241 - infrastructure, backups, restore expectations and operational procedures.
242 - </p>
243 -
244 - <h3>Is an updated XWiki instance automatically secure?</h3>
245 - <p>
246 - No. Updating XWiki is important, but security also depends on permissions,
247 - authentication, extensions, custom code, infrastructure configuration, backups
248 - and how the instance is maintained.
249 - </p>
250 -
251 - <h3>Does SSO solve XWiki access control?</h3>
252 - <p>
253 - No. SSO helps authenticate users, but access control still depends on XWiki groups,
254 - inherited permissions, page-level rights and administrative privileges.
255 - </p>
256 -
257 - <h3>Why should custom code be reviewed?</h3>
258 - <p>
259 - Custom scripts, templates, macros, UI extensions and Java components can affect
260 - permissions, workflows, rendering, integrations and upgrade behavior. They should
261 - be identified, documented and tested.
262 - </p>
263 -
264 - <h3>When should an XWiki security review be done?</h3>
265 - <p>
266 - A review is useful before a major upgrade, after years of organic growth, after
267 - authentication changes, before exposing the wiki more broadly, or when the instance
268 - becomes business-critical.
269 - </p>
270 -
271 - <div class="resource-note">
272 - <p>
273 - Related resources:
274 - <a href="$xwiki.getURL('resources.why-upgrade-xwiki')">why regular XWiki upgrades matter</a>
275 - and
276 - <a href="$xwiki.getURL('resources.xwiki-custom-development')">how to keep XWiki custom development maintainable across upgrades</a>.
277 - </p>
278 - </div>
279 -
280 - <div class="resource-cta">
281 - <h3>Need an XWiki security review?</h3>
282 - <p>
283 - If your XWiki instance has grown over time, contains sensitive content, uses custom code or depends on
284 - SSO, extensions and business-critical workflows, a structured review can help identify risks and define
285 - the safest next steps.
286 - </p>
287 - <a class="btn btn-primary" href="$xwiki.getURL('contact.WebHome')">Request a security review</a>
288 - </div>
289 -
290 - </article>
291 -
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1 -Learn what an XWiki security review should include: version status, access rights, authentication, extensions, custom code, infrastructure, backups and operational practices.
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1 -What an XWiki Security Review Should Actually Include | Agnease