matrix-js-sdk Prototype Pollution vulnerability

Description

Events sent with special strings in key places can temporarily disrupt or impede the matrix-js-sdk from functioning properly, potentially impacting the consumer’s ability to process data safely. Note that the matrix-js-sdk can appear to be operating normally but be excluding or corrupting runtime data presented to the consumer.

Recommendation

Update the matrix-js-sdk package to the latest compatible version. Followings are version details:

• Affected version(s): < 19.4.0
• Patched version(s): 19.4.0

References

• GHSA-rfv9-x7hh-xc32
• CVE-2022-36059
• CWE-1321
• CAPEC-310
• OWASP 2021-A6

Related Issues

• matrix-js-sdk has insufficient validation when considering a room to be upgraded by another - CVE-2025-59160
• matrix-js-sdk has insufficient MXC URI validation which allows client-side path traversal - CVE-2024-50336
• @langchain/community SQL Injection vulnerability - CVE-2024-7042
• Incorrect default cookie name and recommendation - Vulnerability

Tags:

npm

matrix-js-sdk