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CVE-2019-12468
An Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.27.0 through 1.32.1. Directly POSTing to Special:ChangeEmail…
Critical9.8EPSS 3.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 3.3% · top 11% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistmediawiki/coreGHSA-wrhx-3pxr-6vgg (opens in a new tab)
References (5)
- https://lists.wikimedia.org/pipermail/mediawiki-announce/ (opens in a new tab)x_refsource_MISCx_transferred
- DSA-4460 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 20190612 [SECURITY] [DSA 4460-1] mediawiki security update (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- https://phabricator.wikimedia.org/T197279 (opens in a new tab)x_refsource_MISCx_transferred
- https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-wrhx-3pxr-6vgg (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-12468)Record last updated .