CVE-2024-29882: SRS DOM - XSS on JSONP callback

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-03-28 · updated 2026-06-17
Weakness: CWE-79

Description

SRS is a simple, high-efficiency, real-time video server. SRS's `/api/v1/vhosts/vid-<id>?callback=<payload>` endpoint didn't filter the callback function name which led to injecting malicious javascript payloads and executing XSS ( Cross-Site Scripting). This vulnerability is fixed in 5.0.210 and 6.0.121.

Affected products

ossrs Simple Realtime Server: before 5.0.210; from 6.0.0 before 6.0.121 — fixed in 5.0.210, 6.0.121

How to fix

Upgrade to a fixed version: ossrs Simple Realtime Server 5.0.210, 6.0.121. Check the vendor advisory for mitigations.

References

https://github.com/ossrs/srs/commit/244ce7bc013a0b805274a65132a2980680ba6b9d
https://github.com/ossrs/srs/security/advisories/GHSA-gv9r-qcjc-5hj7
https://github.com/ossrs/srs/commit/244ce7bc013a0b805274a65132a2980680ba6b9d
https://github.com/ossrs/srs/security/advisories/GHSA-gv9r-qcjc-5hj7

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