Skip to content
OpenAdvisories

Vendor

prometheus

9 known vulnerabilities.

prometheus at a glance

Last 12 months
5
Critical · all time
0
Exploited · all time
0
Public exploit · all time
2
New vulnerabilities per month · last 12 months
0 3 5 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 1 vulnerability May 2026: 3 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 1 vulnerability November 2026: 0 vulnerabilities
Show as table
MonthVulnerabilitiesCritical
Nov 202600
Oct 202610
Sep 202600
Aug 202600
Jul 202600
Jun 202600
May 202630
Apr 202610
Mar 202600
Feb 202600
Jan 202600
Dec 202500
Nov 202500
Oct 202500
Sep 202500
Aug 202500
Jul 202500
Jun 202500
May 202500
Apr 202500
Mar 202500
Feb 202500
Jan 202500
Dec 202400

9 results · Feed

  • Medium 4.8

    Prometheus through 3.15.1 Credential Leak via remote_write Cross-Host Redirects

    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 ser…

  • Medium 5.1

    Prometheus: Stored XSS via crafted histogram bucket label values in the heatmap display of the old Prometheus web UI

    Prometheus is an open-source monitoring system and time series database. From 2.49.0 to before 3.5.3 and 3.11.3, in the Prometheus server's legacy web UI (enabled via the command-line flag --enable-feature=old-ui), the histogram heatmap chart view does not es…

  • High 7.5
    CVE-2026-42154 Public exploit

    Prometheus: remote read endpoint allows denial of service via crafted snappy payload

    Prometheus is an open-source monitoring system and time series database. Prior to versions 3.5.3 and 3.11.3, the remote read endpoint (/api/v1/read) does not validate the declared decoded length in a snappy-compressed request body before allocating memory. An…

  • High 7.5

    Prometheus Azure AD remote write OAuth client secret exposed via config API

    Prometheus is an open-source monitoring system and time series database. Prior to versions 3.5.3 and 3.11.3, the client_secret field in the Azure AD remote write OAuth configuration (storage/remote/azuread) was typed as string instead of Secret. Prometheus re…

  • Medium 5.3
    CVE-2026-40179 Public exploit

    Prometheus: Stored XSS via metric names and label values in web UI tooltips and metrics explorer

    Prometheus is an open-source monitoring system and time series database. Versions 3.0 through 3.5.1 and 3.6.0 through 3.11.1 have stored cross-site scripting vulnerabilities in multiple components of the Prometheus web UI where metric names and label values a…

  • High 7.5

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

    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 Alertm…

  • Medium 6.2

    Prometheus Exporter Toolkit vulnerable to basic authentication bypass

    Prometheus Exporter Toolkit is a utility package to build exporters. Prior to versions 0.7.2 and 0.8.2, if someone has access to a Prometheus web.yml file and users' bcrypted passwords, they can bypass security by poisoning the built-in authentication cache. …

  • High 7.5

    Uncontrolled Resource Consumption in promhttp

    client_golang is the instrumentation library for Go applications in Prometheus, and the promhttp package in client_golang provides tooling around HTTP servers and clients. In client_golang prior to version 1.11.1, HTTP server is susceptible to a Denial of Ser…

  • Medium 6.5
    CVE-2021-29622 EPSS 20%

    Arbitrary redirects under /new endpoint

    Prometheus is an open-source monitoring system and time series database. In 2.23.0, Prometheus changed its default UI to the New ui. To ensure a seamless transition, the URL's prefixed by /new redirect to /. Due to a bug in the code, it is possible for an att…