Skip to main content

Mediawiki: [Unknown description] (CVE-2026-102966)

0
Medium
Published: 10/02/2026 (10/02/2026, 00:00:00 UTC)
Source: GCVE Database
Product: mediawiki

Description

CVE-2026-102966 is a medium severity vulnerability affecting multiple specific versions of MediaWiki. The exact nature of the vulnerability is unknown based on the provided data. There is no CVSS score or detailed technical description available. No known exploits in the wild have been reported. No patch or remediation information is provided, and the affected versions are explicitly listed. The vulnerability impacts various Ubuntu-packaged versions of MediaWiki.

Affected software

Ubuntu:18.04:LTSmore threats →ghsa
mediawiki
pkg:deb/ubuntu/mediawiki?arch=source&distro=bionic
Affected versions
=1:1.27.3-1=1:1.27.4-1=1:1.27.4-2=1:1.27.4-3
Ubuntu:Pro:20.04:LTSmore threats →ghsa
mediawiki
pkg:deb/ubuntu/mediawiki?arch=source&distro=esm-apps/focal
Affected versions
=1:1.31.2-1ubuntu1=1:1.31.5-1=1:1.31.5-1ubuntu1=1:1.31.5-2=1:1.31.5-3=1:1.31.5-3ubuntu1=1:1.31.6-1=1:1.31.7-1=1:1.31.7-1ubuntu0.1~esm1
Ubuntu:Pro:22.04:LTSmore threats →ghsa
mediawiki
pkg:deb/ubuntu/mediawiki?arch=source&distro=esm-apps/jammy
Affected versions
=1:1.35.3-1=1:1.35.4-1=1:1.35.5-1=1:1.35.5-1ubuntu1=1:1.35.5-1ubuntu2=1:1.35.5-1ubuntu3=1:1.35.6-1=1:1.35.6-1ubuntu0.1~esm1
Ubuntu:Pro:24.04:LTSmore threats →ghsa
mediawiki
pkg:deb/ubuntu/mediawiki?arch=source&distro=esm-apps/noble
Affected versions
=1:1.39.4-2=1:1.39.5-1=1:1.39.6-1=1:1.39.7-1=1:1.39.7-1ubuntu0.1~esm1
Ubuntu:26.10more threats →ghsa
mediawiki
pkg:deb/ubuntu/mediawiki?arch=source&distro=stonking
Affected versions
=1:1.43.8+dfsg-2=1:1.43.9+dfsg-1=1:1.43.9+dfsg-1ubuntu1
Ubuntu:26.04:LTSmore threats →ghsa
mediawiki
pkg:deb/ubuntu/mediawiki?arch=source&distro=resolute
Affected versions
=1:1.43.3+dfsg-1=1:1.43.5+dfsg-1=1:1.43.6+dfsg-2=1:1.43.8+dfsg-1=1:1.43.8+dfsg-2

Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/17/2026, 22:45:40 UTC

Technical Analysis

This entry concerns a vulnerability identified as CVE-2026-102966 in the MediaWiki software. The description and technical details of the vulnerability are unknown or not provided. Multiple specific versions of MediaWiki, primarily Ubuntu package versions ranging from 1:1.27.3-1 through 1:1.43.9+dfsg-1ubuntu1, are affected. There is no CVSS score or vendor advisory content available to clarify the nature, impact, or remediation status of this vulnerability.

Potential Impact

The impact is classified as medium severity by the source, but no further details on the type of impact (e.g., confidentiality, integrity, availability) or exploitation method are provided. No known exploits have been reported in the wild, indicating limited or no active exploitation at this time.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no vendor advisory or patch information is provided, users should monitor official MediaWiki and Ubuntu security channels for updates. No specific mitigation steps can be recommended based on the available data.

Pro Console: star threats, build custom feeds, automate alerts via Slack, email & webhooks.Upgrade to Pro

Technical Details

Gcve Source
db.gcve.eu
Osv Id
UBUNTU-CVE-2026-102966
Osv Schema Version
1.7.0
Ecosystems
["Ubuntu:18.04:LTS","Ubuntu:Pro:20.04:LTS","Ubuntu:Pro:22.04:LTS","Ubuntu:Pro:24.04:LTS","Ubuntu:26.10","Ubuntu:26.04:LTS"]

Threat ID: 6ad3f4f92cdf04f656657b9b

Added to database: 10/17/2026, 22:21:45 UTC

Last enriched: 10/17/2026, 22:45:40 UTC

Last updated: 10/17/2026, 22:45:40 UTC

Views: 2

Community Reviews

0 reviews

Crowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.

Sort by
Loading community insights…

Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.

Actions

PRO

Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.

Please log in to the Console to use AI analysis features.

Need more coverage?

Upgrade to Pro Console for AI refresh and higher limits.

For incident response and remediation, OffSeq services can help resolve threats faster.

Latest Threats

Breach by OffSeqOFFSEQFRIENDS — 25% OFF

Check if your credentials are on the dark web

Instant breach scanning across billions of leaked records. Free tier available.

Scan now
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses