CVE-2025-53543 — MEDIUM (4.2)

Vulnerability 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.

CVSS Score

4.2

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-79

References

https://github.com/kestra-io/kestra/security/advisories/GHSA-qpj4-4r6r-wvf4

FAQ

What is CVE-2025-53543?

CVE-2025-53543 is a vulnerability with a CVSS score of 4.2 (MEDIUM). 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 fi...

How severe is CVE-2025-53543?

CVE-2025-53543 has been rated MEDIUM with a CVSS base score of 4.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-53543?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.