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CVE-2025-6927

Autoblocks from global account suppressions are publicly visible

2.3 LowFix available

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php, includes/api/ApiQueryBlocks.Php.

This issue affects MediaWiki: from >= 1.42.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Passive

What an attacker can affect

Confidentiality
Low
Integrity
None
Availability
None

Exploit likelihood

0.51%Up 0.5 points since Feb 3, 2026
90%50%10%1%

What each source reports

CVE List Score used 2.3

Autoblocks from global account suppressions are publicly visible

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php, includes/api/ApiQueryBlocks.Php.

This issue affects MediaWiki: from >= 1.42.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

Record
CVE-2025-6927
CVSS 4.0
2.3 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N
Weakness
CWE-22
Updated
2026-11-02
EUVDEUVD-2025-206626 2.3

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php, includes/api/ApiQueryBlocks.Php.

This issue affects MediaWiki: from >= 1.42.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

Record
EUVD-2025-206626
CVSS 4.0
2.3 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-vw3r-fh3c-r4pj 2.3

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program...

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php, includes/api/ApiQueryBlocks.Php.

This issue affects MediaWiki: from >= 1.42.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

Record
GHSA-vw3r-fh3c-r4pj
CVSS 4.0
2.3 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness
CWE-22
Updated
2026-11-02
NVD 2.3

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php, includes/api/ApiQueryBlocks.Php.

This issue affects MediaWiki: from >= 1.42.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

Record
CVE-2025-6927
CVSS 4.0
2.3 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness
CWE-22
Updated
2026-11-02
OSVDEBIAN-CVE-2025-6927 2.3

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php, includes/api/ApiQueryBlocks.Php. This issue affects MediaWiki: from >= 1.42.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

Record
DEBIAN-CVE-2025-6927
CVSS 4.0
2.3 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Updated
2026-11-02
OSVUBUNTU-CVE-2025-6927 2.3

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php, includes/api/ApiQueryBlocks.Php. This issue affects MediaWiki: from >= 1.42.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

Record
UBUNTU-CVE-2025-6927
CVSS 4.0
2.3 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
mediawiki
Debian:13
 before 1:1.43.3+dfsg-1
1:1.43.3+dfsg-1
mediawiki
Debian:14
 before 1:1.43.3+dfsg-1
1:1.43.3+dfsg-1
mediawiki
Ubuntu:18.04:LTS
 All versions, plus listed versions
1:1.27.3-11:1.27.4-11:1.27.4-21:1.27.4-3
 None known
mediawiki
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
1:1.31.2-1ubuntu11:1.31.5-11:1.31.5-1ubuntu11:1.31.5-21:1.31.5-3
Show 4 moreShow less
1:1.31.5-3ubuntu11:1.31.6-11:1.31.7-11:1.31.7-1ubuntu0.1~esm1
 None known
mediawiki
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
1:1.35.3-11:1.35.4-11:1.35.5-11:1.35.5-1ubuntu11:1.35.5-1ubuntu21:1.35.5-1ubuntu31:1.35.6-11:1.35.6-1ubuntu0.1~esm1
 None known
mediawiki
Ubuntu:Pro:24.04:LTS
 All versions, plus listed versions
1:1.39.4-21:1.39.5-11:1.39.6-11:1.39.7-11:1.39.7-1ubuntu0.1~esm1
 None known
mediawiki
Ubuntu:25.10
 All versions, plus listed versions
1:1.43.1+dfsg-11:1.43.1+dfsg-21:1.43.3+dfsg-1
 None known
mediawiki
Ubuntu:26.10
 All versions, plus listed versions
1:1.43.8+dfsg-21:1.43.9+dfsg-11:1.43.9+dfsg-1ubuntu1
 None known
mediawiki
Ubuntu:26.04:LTS
 All versions, plus listed versions
1:1.43.3+dfsg-11:1.43.5+dfsg-11:1.43.6+dfsg-21:1.43.8+dfsg-11:1.43.8+dfsg-2
 None known

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-6927 is a low vulnerability (CVSS 2.3) in Wikimedia Foundation Mediawiki, published February 2, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.51%, the 43rd percentile. Fixed in mediawiki 1:1.43.3+dfsg-1.

References

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