USN-8315-1: mediawiki Ubuntu

CVSS: UnknownPublished
Published 27-05-2026Last modified 27-05-2026
Open JSON

Vulnerability summary

USN-8315-1 is a vulnerability in mediawiki Ubuntu with no CVSS score yet.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 3 · Downstream 0
CVE-2026-34087CVE-2026-34088CVE-2026-34092

Timeline

  1. 27-05-2026
    PublishedVulnerability first disclosed.
  2. 27-05-2026
    Last modifiedVulnerability information updated.

Description

mediawiki vulnerabilities It was discovered that MediaWiki incorrectly handled group membership visibility in the OATHAuth extension. An authenticated attacker could use this issue to determine if other users had two-factor authentication enabled. (CVE-2026-34087) It was discovered that MediaWiki incorrectly handled suppressed log entry titles in the RecentChanges list. An unauthenticated attacker could use this issue to view titles of deleted or suppressed pages that should be hidden. (CVE-2026-34088) It was discovered that MediaWiki incorrectly handled resource loading timing information. An attacker could use this issue to determine if certain pages existed on a wiki. (CVE-2026-34092)

CVSS metrics

Risk metrics not yet published.

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Ubuntu1 product
  • mediawiki< 1:1.31.7-1ubuntu0.1~esm1 | < 1:1.35.6-1ubuntu0.1~esm1 | < 1:1.39.7-1ubuntu0.1~esm1

1 vendor · 1 product

References

4 links