An issue was discovered in the MassMessage extension in MediaWiki before 1.40.2. For a Special:MassMessage?uselang=x-xss URL, the i18n key massmessage-form-page-help allows XSS.
Metrics
Affected Vendors & Products
References
History
Thu, 17 Sep 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mediawiki
Mediawiki massmessage |
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| Vendors & Products |
Mediawiki
Mediawiki massmessage |
Tue, 15 Sep 2026 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | MassMessage Extension XSS via i18n Key |
Mon, 14 Sep 2026 23:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | MassMessage Extension Cross‑Site Scripting via i18n Key in MediaWiki |
Mon, 14 Sep 2026 21:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Mon, 14 Sep 2026 12:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | MassMessage Extension Cross‑Site Scripting via i18n Key in MediaWiki |
Mon, 14 Sep 2026 07:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | An issue was discovered in the MassMessage extension in MediaWiki before 1.40.2. For a Special:MassMessage?uselang=x-xss URL, the i18n key massmessage-form-page-help allows XSS. | |
| Weaknesses | CWE-79 | |
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: mitre
Published: 2026-09-14T00:00:00.000Z
Updated: 2026-09-14T15:23:47.638Z
Reserved: 2024-01-12T00:00:00.000Z
Link: CVE-2024-23176
Updated: 2026-09-14T15:23:23.028Z
Status : Awaiting Analysis
Published: 2026-09-14T07:17:16.097
Modified: 2026-09-28T14:10:00.213
Link: CVE-2024-23176
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