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TI-2018-15995 Aliases CVE-2018-1000641GHSA-q5vv-hjfg-5v6r

YesWiki version <= cercopitheque beta 1 contains a PHP Object Injection vulnerability in…

Priority MEDIUM 47CWE-502Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-502.

Summary

YesWiki version <= cercopitheque beta 1 contains a PHP Object Injection vulnerability in Unserialising user entered parameter in i18n.inc.php that can result in execution of code, disclosure of information.

Why it matters now

EPSS 0.02491 84th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:yeswiki:yeswiki:2012-10-22-1:*:*:*:*:*:*:*2012-10-22-1VulnerableYesWiki
cpe:2.3:a:yeswiki:yeswiki:2013-10-17-1:*:*:*:*:*:*:*2013-10-17-1VulnerableYesWiki
cpe:2.3:a:yeswiki:yeswiki:2016-03-17-1:*:*:*:*:*:*:*2016-03-17-1VulnerableYesWiki
  • cpe:2.3:a:yeswiki:yeswiki:2012-10-22-1:*:*:*:*:*:*:* Versions 2012-10-22-1 Vulnerable ·YesWiki
  • cpe:2.3:a:yeswiki:yeswiki:2013-10-17-1:*:*:*:*:*:*:* Versions 2013-10-17-1 Vulnerable ·YesWiki
  • cpe:2.3:a:yeswiki:yeswiki:2016-03-17-1:*:*:*:*:*:*:* Versions 2016-03-17-1 Vulnerable ·YesWiki

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-1000641
  2. 2026-10-03 Alias added: GHSA-q5vv-hjfg-5v6r

References

Patch 1

Advisory 1

  • TI-2025-29089 YesWiki Vulnerable to Unauthenticated Site Backup Creation and Download CVSS 3.1CRITICAL 10.0
  • TI-2024-34399 Use of a Broken or Risky Cryptographic Algorithm in YesWiki CVSS 3.1CRITICAL 9.9
  • TI-2025-22392 Path Traversal allowing arbitrary read of files in Yeswiki CVSS 3.1HIGH 8.6
  • TI-2025-17784 YesWiki Vulnerable to Unauthenticated DOM Based XSS CVSS 3.1HIGH 7.6
  • TI-2025-29087 YesWiki Vulnerable to Stored XSS in Comments CVSS 4.0MEDIUM 6.3
  • TI-2025-29090 YesWiki Vulnerable to Unauthenticated Reflected Cross-site Scripting CVSS 3.1HIGH 7.6
See all 15 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences