CVE-2025-59160
EPSS 0.11%matrix-js-sdk has insufficient validation when considering a room to be upgraded by another
Published: 9/16/2025Modified: 9/22/2025
Also known as:GHSA-mp7c-m3rh-r56v
Description
### Impact matrix-js-sdk before 38.2.0 has insufficient validation of room predecessor links in `MatrixClient::getJoinedRooms`, allowing a remote attacker to attempt to replace a tombstoned room with an unrelated attacker-supplied room. ### Patches The issue has been patched and users should upgrade to 38.2.0. ### Workarounds Avoid using `MatrixClient::getJoinedRooms` in favour of `getRooms()` and filtering upgraded rooms separately.
Affected packages (2)
- Debian/node-matrix-js-sdkfrom 0
- npm/matrix-js-sdkfrom 0, < 38.2.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N |
References (7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2025-59160
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2025-59160
- PATCHhttps://github.com/matrix-org/matrix-js-sdk
- WEBhttps://github.com/matrix-org/matrix-js-sdk/commit/43c72d5bf5e2d0a26b3b4f71092e7cb39d4137c4
- WEBhttps://github.com/matrix-org/matrix-js-sdk/releases/tag/v38.2.0
- WEBhttps://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-mp7c-m3rh-r56v
- WEBhttps://www.npmjs.com/package/matrix-js-sdk/v/38.2.0