fix(deps): update module github.com/prometheus/alertmanager to v0.25.1 [security]

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
github.com/prometheus/alertmanager	v0.25.0 → v0.25.1

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Alertmanager UI is vulnerable to stored XSS via the /api/v1/alerts endpoint

CVE-2023-40577 / GHSA-v86x-5fm3-5p7j

More information

Details

Impact

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.

Patches

Users can upgrade to Alertmanager v0.2.51.

Workarounds

Users can setup a reverse proxy in front of the Alertmanager web server to forbid access to the /api/v1/alerts endpoint.

References

N/A

Severity

• CVSS Score: 5.4 / 10 (Medium)
• Vector String: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References

• https://github.com/prometheus/alertmanager/security/advisories/GHSA-v86x-5fm3-5p7j
• https://nvd.nist.gov/vuln/detail/CVE-2023-40577
• https://lists.debian.org/debian-lts-announce/2023/10/msg00011.html
• https://github.com/advisories/GHSA-v86x-5fm3-5p7j

This data is provided by the GitHub Advisory Database (CC-BY 4.0).

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Release Notes

prometheus/alertmanager (github.com/prometheus/alertmanager)

v0.25.1: 0.25.1 / 2023-08-23

Compare Source

• [SECURITY] Fix stored XSS via the /api/v1/alerts endpoint in the Alertmanager UI (CVE-2023-40577).

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