CVE-2019-12468

Name: CVE-2019-12468
Creator: NVD / NIST
Published: 2019-07-10T15:15:12.43+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.43%

Last modified Jun 17, 2026

CVE-2019-12468 is a vulnerability of currently unknown severity. An Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.27.0 through 1.32.1. Directly POSTing to Special:ChangeEmail would allow for bypassing re-authentication, allowing for potential account takeover.. EPSS estimates a 3.43% chance of exploitation in the next 30 days.

Description

An Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.27.0 through 1.32.1. Directly POSTing to Special:ChangeEmail would allow for bypassing re-authentication, allowing for potential account takeover.

Metrics

EPSS Probability

3.43%

87.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-306

Affected Software

Vendor	Product	Versions
Mediawiki	Mediawiki	>= 1.27.0, <= 1.32.1
Debian	Debian Linux	9.0

References

https://lists.wikimedia.org/pipermail/mediawiki-announce/Third Party Advisory
https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.htmlPatch, Third Party Advisory
https://phabricator.wikimedia.org/T197279Patch, Third Party Advisory
https://seclists.org/bugtraq/2019/Jun/12Mailing List, Third Party Advisory
https://www.debian.org/security/2019/dsa-4460Third Party Advisory
https://lists.wikimedia.org/pipermail/mediawiki-announce/Third Party Advisory
https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.htmlPatch, Third Party Advisory
https://phabricator.wikimedia.org/T197279Patch, Third Party Advisory
https://seclists.org/bugtraq/2019/Jun/12Mailing List, Third Party Advisory
https://www.debian.org/security/2019/dsa-4460Third Party Advisory

Timeline

Published: Jul 10, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-12468?

How severe is CVE-2019-12468?

Severity scoring for CVE-2019-12468 is pending analysis. The EPSS model estimates a 3.43% probability of exploitation in the next 30 days.

How do I fix CVE-2019-12468?

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-2019-12468?

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

Scan your code now

Source: NVD / NIST