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CVE-2022-36099 CRITICAL

CVE-2022-36099 exposure check for Xwiki

Check whether public-facing assets expose Xwiki Xwiki signals related to CVE-2022-36099. Severity: CRITICAL.

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From CVE Record to External Exposure

XWiki Platform Wiki UI Main Wiki is software for managing subwikis on XWiki Platform, a generic wiki platform. Starting with version 5.3-milestone-2 and prior to versions 13.10.6 and 14.4, it's possible to inject arbitrary wiki syntax including Groovy, Python and Velocity script macros via the request (URL parameter) using the `XWikiServerClassSheet` if the user has view access to this sheet and another page that has been saved with programming rights, a standard condition on a public read-only XWiki installation or a private XWiki installation where the user has an account. This allows arbitrary Groovy/Python/Velocity code execution which allows bypassing all rights checks and thus both modification and disclosure of all content stored in the XWiki installation. Also, this could be used to impact the availability of the wiki. This has been patched in versions 13.10.6 and 14.4. As a w...

Xwiki vulnerability should be triaged by matching the affected vendor and product to live, internet-facing assets rather than treating the CVE as an abstract feed item. ThreatPort focuses on the first question that budget-constrained IT leaders and CISOs ask: what can an outside observer find today, how severe is it, and what should be fixed first?

Known Exploitation Record

Known ransomware campaign use
Not recorded
EPSS exploitation probability
75.89% (99p)
CVSS base score
9.9 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H)
Disclosed
2022-09-08
Weakness type
CWE-94, CWE-95, CWE-116

Source: CISA Known Exploited Vulnerabilities catalog and FIRST.org EPSS.

What ThreatPort Checks

Identify externally reachable services that appear related to Xwiki Xwiki.
Map detected technologies to CVE-2022-36099, severity context, and practical remediation priority.
Check TLS, DNS, headers, exposed panels, stale endpoints, and service fingerprints from a public attacker perspective.
Produce a concise scorecard first, then unlock deeper AI pentest evidence and PDF reporting when remediation planning begins.

The output is intentionally practical: ownership clues, risk context, remediation hints, and repeatable evidence that can be shared with technical teams or leadership. It is not positioned as magic compliance automation or a replacement for human security judgment.

Lean security teams rarely need another broad vulnerability list. They need to know whether an exposed endpoint, an expired certificate, a weak DNS setting, or a CVE-linked service is likely to affect the systems they actually run. ThreatPort scans from the outside in, ranks what it finds by real reachability rather than raw CVSS, and hands back evidence a team can act on the same day.

Route-Specific Evidence Profile

CVE-2022-36099 affects Xwiki, a CWE-94 weakness. Disclosed 2022-09-08. This page exists to answer one question: is anything you own externally reachable and running it.

Assets This Page Should Care About

Public domains Subdomains Externally reachable web apps TLS endpoints DNS records

Signals Worth Prioritizing

Forgotten subdomains
Weak DNS or email controls
Outdated services
Risky headers

What Should Be Reviewed First in This Context?

For teams running Xwiki, the first step is to validate internet-facing assets with business relevance instead of producing a generic vulnerability list.

Forgotten subdomains
Weak DNS or email controls
Outdated services
Risky headers

Action Checklist

  1. Confirm whether Xwiki is present on any public domain, subdomain, API, or admin surface.
  2. Prioritize CRITICAL exposure only when the affected service is reachable or business-critical.
  3. Patch, disable, isolate, or put compensating controls in front of the affected service.
  4. Re-scan after remediation to capture before-and-after evidence for technical teams or leadership.

Context-Aware Next Fixes

  1. Verify ownership of exposed assets
  2. Close unnecessary public services
  3. Remediate the highest-confidence exposed findings first, then re-scan to prove closure.

Useful evidence for this context usually maps to ISO 27001, SOC 2, vendor security reviews. ThreatPort keeps the language cautious: this is operational security evidence, not a legal certification or a guarantee that every auditor will accept a generated report without review.