CVE-2026-103441
Unauthenticated arbitrary file deletion through Wikibase serialized entity parsing
- State
- Published
- Severity
- 7.2 High
- Published
- Sep 30, 2026
- Updated
- Sep 30, 2026
- Reserved
- Sep 30, 2026
Description
Deserialization of untrusted data vulnerability in The Wikimedia Foundation MediaWiki Wikibase extension allows Leverage Executable Code in Non-Executable Files.
This issue affects MediaWiki Wikibase extension: 1.46, 1.45, and 1.43.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.2 High | CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:P/S:N/AU:Y/R:I/V:C/RE:M/U:Red | wikimedia-foundation |
Weaknesses
- CWE-502 Deserialization of untrusted data
Affected Products
| Product | Versions |
|---|---|
MediaWiki Wikibase extensionThe Wikimedia Foundation |
|
References
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.