CVE-2026-119566Medium· 4.8▾ SunlitPrometheus through 3.15.1 contains a credential leak vulnerability that allows attackers to capture Azure AD or Google IAM bearer tokens by redirecting remote_write requests to another host. Attackers controlling the remote-write endpoin…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 26.4 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Nov 3.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.2%
Last analysed / modified upstream
Prometheus through 3.15.1 contains a credential leak vulnerability that allows attackers to capture Azure AD or Google IAM bearer tokens by redirecting remote_write requests to another host. Attackers controlling the remote-write endpoint or a redirecting server can return a 3xx to their host and replay the token, for example to write metrics to the victim's backend.
prometheus <= 3.15.1Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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CVE-2026-42154High· 7.5Prometheus is an open-source monitoring system and time series database
CVE-2026-40179Medium· 6.1Prometheus has Stored XSS via metric names and label values in Prometheus web UI tooltips and metrics explorer
CVE-2020-5404Medium· 5.9The HttpClient from Reactor Netty, versions 0.9.x prior to 0.9.5, and versions 0.8.x prior to 0.8.16, may be used incorrectly, leading to a credentials leak during a redirect to a different domain
CVE-2019-11284High· 8.6Pivotal Reactor Netty, versions prior to 0.8.11, passes headers through redirects, including authorization ones
CVE-2021-30116Critical· 10.0Kaseya VSA before 9.5.7 allows credential disclosure, as exploited in the wild in July 2021