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Back to active CVEs
Medium · CVSS 6.9CVE-2026-116822

YesWiki before 4.7.0 Template Traversal via BazarListeAction template ParameterCVE-2026-116822

Answer in brief

CVE-2026-116822 records a Medium severity (CVSS 6.9) vulnerability in YesWiki before 4.7.0 Template Traversal via BazarListeAction template Parameter. The current sources do not mark it as known exploited. The current feed maps YesWiki/yeswiki (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 26, 2026Updated Oct 26, 2026Source checked Oct 27, 2026First seen by HOL Oct 26, 2026Material review Oct 26, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 6.9
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 6.9. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps YesWiki/yeswiki (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
YesWiki/yeswikigeneric>=0 <4.7.04.7.0

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for YesWiki/yeswiki.
  2. 2Review the reported fix. Update YesWiki/yeswiki to 4.7.0 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Oct 26, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 26, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 26, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • Source referencevulncheck.com
Upstream source description

YesWiki before 4.7.0 contains a path traversal vulnerability in BazarListeAction that allows unauthenticated attackers to select arbitrary templates within the @bazar Twig namespace via the template GET parameter. Attackers can append crafted template values to pages containing the bazarliste action to force unintended layouts, causing page defacement for visitors following the crafted link.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • YesWiki from 4.6.0 before 4.7.0 SQL Query Disclosure via showreq ParameterSame yeswiki/yeswiki package
  • YesWiki before 4.7.0 Read-ACL Bypass via SQL LIKE Wildcards in UsernamesSame yeswiki/yeswiki package
  • YesWiki before 4.7.0 Reflected XSS via BazarField $_REQUEST FallbackSame yeswiki/yeswiki package
  • YesWiki before 4.7.0 Stored XSS via Referer Header in referrers_sites HandlerSame yeswiki/yeswiki package
  • YesWiki from 4.6.2 before 4.7.0 HTTP Signature Replay via ActivityPub InboxSame yeswiki/yeswiki package
  • YesWiki before 4.7.0 Authenticated SSRF via Page Duplication API downloadFileSame yeswiki/yeswiki package

Record context

Vulnerability class
Path Traversal
EPSS
Not reported
CWE IDs
CWE-73
Source
CVE List V5
Source checked
Oct 27, 2026
References
2 linked sources
Open source record