Vulnerability · Published Nov 12, 2024 · Assigned by GitHub_M
CVE-2024-51749Element's thumbnails can be abused to misrepresent the content of an attachment
Low 3.5
In plain English
A low-severity security flaw in element-web from element-hq. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Severity (CVSS 3.1)3.5Low
Exploit odds (30 days)0.4%top 70.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Element is a Matrix web client built using the Matrix React SDK. Versions of Element Web and Desktop earlier than 1.11.85 do not check if thumbnails for attachments, stickers and images are coherent. It is possible to add thumbnails to events trigger a file download once clicked. Fixed in element-web 1.11.85.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| element-hq | element-web | < 1.11.85 |
Weakness: CWE-451 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N