🛡️ CVE-2025-61635 on Debian — mediawiki

⚪ Unknown ✅ No Known Exploit OSV

N/A

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

Vulnerability in Wikimedia Foundation ConfirmEdit. This vulnerability is associated with program files includes/FancyCaptcha/ApiFancyCaptchaReload.Php. This issue affects ConfirmEdit: *.

Distribution advisory

This page covers CVE-2025-61635 as tracked by Debian, for the package mediawiki. The fix is available in version 1:1.43.5+dfsg-1; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. A user must actively cooperate. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability none.

Affected software

DEBIAN-CVE-2025-61635 is recorded against 1 package.

mediawiki (fixed in 1:1.43.5+dfsg-1)

Timeline and source

Published on 3 February 2026 and last revised on 4 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

security-tracker.debian.org (Advisory)

CVE-2025-61635 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Base record Ubuntu

Details

Severity Unknown

CVSS Score N/A

CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/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:Y/R:X/V:X/RE:M/U:Amber

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2026-02-03

Updated 2026-08-20

Modified 2026-08-04

Fix URL N/A

Affected Packages

Software	From version	Fixed in
mediawiki	—	1:1.43.5+dfsg-1

References

ADVISORY https://security-tracker.debian.org/tracker/CVE-2025-61635

🔗 NVD 🔗 Mitre

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