Vulnerability · Published Jul 7, 2025 · Assigned by GitHub_M
CVE-2025-53543Kestra allows Stored XSS before 0.22
Medium 4.2
In plain English
A medium-severity cross-site scripting in kestra from kestra-io. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).
Severity (CVSS 3.1)4.2Medium
Exploit odds (30 days)0.2%top 92.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Kestra is an event-driven orchestration platform. The error message in execution "Overview" tab is vulnerable to stored XSS due to improper handling of HTTP response received. This vulnerability is fixed in 0.22.0.
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
References
- https://github.com/kestra-io/kestra/security/advisories/GHSA-qpj4-4r6r-wvf4 x_refsource_CONFIRM