CVE-2019-3826 — A stored, DOM based, cross-site scripting (XSS) flaw was found in Prometheus bef
A stored, DOM based, cross-site scripting (XSS) flaw was found in Prometheus before version 2.7.1. An attacker could exploit this by convincing an authenticated user to visit a crafted URL on a Prometheus server, allowing for the execution and persistent storage of arbitrary scri
Published
2019-03-26T17:48:31.000Z
Last modified
2024-08-04T19:19:18.663Z
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
01What is this vulnerability?
A stored, DOM based, cross-site scripting (XSS) flaw was found in Prometheus before version 2.7.1. An attacker could exploit this by convincing an authenticated user to visit a crafted URL on a Prometheus server, allowing for the execution and persistent storage of arbitrary scripts.
02Affected products
| Vendor | Product | Versions |
|---|
| [UNKNOWN] | prometheus | 2.7.1 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2019-03-26T17:48:31.000Z
- Last modified: 2024-08-04T19:19:18.663Z
09References
- bugzilla.redhat.com — https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3826
- github.com — https://github.com/prometheus/prometheus/pull/5163
- github.com — https://github.com/prometheus/prometheus/commit/62e591f9
- access.redhat.com — https://access.redhat.com/errata/RHBA-2019:0327
- lists.apache.org — https://lists.apache.org/thread.html/rdf2a0d94c3b5b523aeff7741ae7134741527606281…
- lists.apache.org — https://lists.apache.org/thread.html/r8e3f7da12bf5750b0a02e69a78a61073a2ac950eed…
- lists.apache.org — https://lists.apache.org/thread.html/r48d5019bd42e0770f7e5351e420a63a41ff1f16924…
- advisory.checkmarx.net — https://advisory.checkmarx.net/advisory/CX-2019-4297
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