🛡️ CLEANSTART-2026-PY85990 — prometheus

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

tokenizer incorrectly interprets tags with unquoted attribute values that end with a solidus character (/) as self-closing

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Affected software and timeline

Affected software: prometheus (fixed in 2.55.1-r3). Published on 30 January 2026 and last revised on 2 April 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-01-30
Updated 2026-06-02
Modified 2026-04-02
Fix URL N/A

Affected Packages

Software From version Fixed in
prometheus — 2.55.1-r3

Similar Threats

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