- 4.3MediumCVSS base score
- 1.6%Exploitation in 30 daysEPSS · top 25% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Mediawiki 1.31 before 1.31.1, 1.30.1, 1.29.3 and 1.27.5 contains a flaw where contrary to the documentation, $wgRateLimits entry for 'user' overrides that for 'newbie'.
Timeline
ID reserved
By debian
- 10 months later
· 10 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium4.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.6% · top 25% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistmediawiki/coreGHSA-mhfv-9h99-jwg7 (opens in a new tab)
References
7
- [wikitech-l] 20180920 Security release: 1.27.5 / 1.29.3 / 1.30.1 / 1.31.1 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 1041695 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://phabricator.wikimedia.org/T169545 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-4301 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- RHSA-2019:3142 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2019:3238 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2019:3813 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_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)
- EUVD EUVD-2022-4567 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-mhfv-9h99-jwg7 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-0503)Record last updated .