CVE-2023-37301 json
An issue was discovered in SubmitEntityAction in Wikibase in MediaWiki through 1.39.3.
published 2023-06-30 3 y ago modified 2026-06-17 4 mo ago also BIT-mediawiki-2023-37301 , EUVD-2023-41206
- cvss
- 5.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 27%
- public exploits
- 0
- none known
Summary
An issue was discovered in SubmitEntityAction in Wikibase in MediaWiki through 1.39.3. Because it doesn't use EditEntity for undo and restore, the intended interaction with AbuseFilter does not occur.
Patch / fix
- bitnami mediawiki 1.39.4
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 23 mo ago
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- phabricator.wikimedia.org https://phabricator.wikimedia.org/T250720 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| OSV | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | mediawiki | <1.39.4 |
1.39.4 |
Classification
- Weakness
-
- CWE-326 Inadequate Encryption Strength
References
-
phabricator.wikimedia.org
/T250720
exploit, issue-tracking, vendor-advisory, web
-
gerrit.wikimedia.org
/r/c/mediawiki/extensions/Wikibase/+/933663
release-notes, vendor-advisory, web
-
nvd.nist.gov
/vuln/detail/CVE-2023-37301
web
Sources
- CVE List CVE-2023-37301
- NVD CVE-2023-37301
- OSV BIT-mediawiki-2023-37301
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.