CVE-2015-6727

The Special:DeletedContributions page in MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25...

5.0 MediumFix available

The Special:DeletedContributions page in MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2 allows remote attackers to determine if an IP is autoblocked via the "Change block" text.

Exploit likelihood

2.32%Up 1.0 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2015-6727
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

CVE List No score

Record: CVE-2015-6727
Updated: 2026-11-02

EUVDEUVD-2015-6665 No score

Record: EUVD-2015-6665
Updated: 2026-11-03

GitHub AdvisoriesGHSA-v8xm-gjch-p94q No score

The Special:DeletedContributions page in MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25...

Record: GHSA-v8xm-gjch-p94q
Weakness: CWE-200
Updated: 2026-11-02

OSV No score

Record: CVE-2015-6727
Updated: 2026-11-02

OSVDEBIAN-CVE-2015-6727 No score

Record: DEBIAN-CVE-2015-6727
Updated: 2026-11-02

OSVUBUNTU-CVE-2015-6727 No score

Record: UBUNTU-CVE-2015-6727
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`mediawiki` Debian:12	before 1:1.25.5-1	1:1.25.5-1
`mediawiki` Debian:13	before 1:1.25.5-1	1:1.25.5-1
`mediawiki` Debian:14	before 1:1.25.5-1	1:1.25.5-1

History

History
Recorded	Changed	Sources
Nov 3, 2026	affected
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2015-6727 is a medium vulnerability (CVSS 5.0) in Mediawiki, published September 1, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.32%, the 83rd percentile. Fixed in mediawiki 1:1.25.5-1.

References

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