CVE-2026-22712

Name: CVE-2026-22712
Creator: NVD / NIST
Published: 2026-01-09T00:15:45.837+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.3/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2026-22712 is a low-severity vulnerability rated 2.3/10 on the CVSS scale. Improper Encoding or Escaping of Output due to magic word replacement in ParserAfterTidy vulnerability in The Wikimedia Foundation Mediawiki - ApprovedRevs Extension allows Input Data Manipulation.This issue affects Mediawiki - ApprovedRevs Extension: 1.45, 1.44, 1.43, 1.39.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

Improper Encoding or Escaping of Output due to magic word replacement in ParserAfterTidy vulnerability in The Wikimedia Foundation Mediawiki - ApprovedRevs Extension allows Input Data Manipulation.This issue affects Mediawiki - ApprovedRevs Extension: 1.45, 1.44, 1.43, 1.39.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

CVSS 4.0

2.3/10

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/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

EPSS Probability

0.21%

11.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-116

Affected Software

Vendor	Product	Versions
Wikiworks	Approved Revs	1.39
Wikiworks	Approved Revs	1.43
Wikiworks	Approved Revs	1.44
Wikiworks	Approved Revs	1.45

References

https://gerrit.wikimedia.org/r/q/Iee1bf1cbc8a519899e7f9dde508856bd4e5a5d2aPatch
https://phabricator.wikimedia.org/T412068Exploit, Issue Tracking
https://phabricator.wikimedia.org/T412068Exploit, Issue Tracking

Timeline

Published: Jan 9, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-22712?

How severe is CVE-2026-22712?

CVE-2026-22712 has a CVSS score of 2.3/10 (LOW severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2026-22712?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-22712?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST