CVEvulnerability
CVE-2023-40577
5.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2023-08-25
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS 3.1 ([email protected])
- 5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-79
Description
Alertmanager handles alerts sent by client applications such as the Prometheus server. An attacker with the permission to perform POST requests on the /api/v1/alerts endpoint could be able to execute arbitrary JavaScript code on the users of Prometheus Alertmanager. This issue has been fixed in Alertmanager version 0.2.51.
Affected configurations
• prometheus alertmanager 0.25.0
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://github.com/prometheus/alertmanager/security/advisories/GHSA-v86x-5fm3-5p7j Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00011.html Mailing List
- https://github.com/prometheus/alertmanager/security/advisories/GHSA-v86x-5fm3-5p7j Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00011.html Mailing List