Auth bypass in Cachethq Cachet
CVE-2026-69118
Cachet through 2.4.1 contains a server-side template injection vulnerability in incident template rendering that allows authenticated users to execute arbitrary PHP code. Attackers can create malicious incident templates with Blade directives or Twig filters that execute system commands when incidents are created, achieving remote code execution as the web server process.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (54.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.008 · change: +0.003
Affected products
- Cachethq Cachet — versions 0
Weakness classification (CWE)
References
- github.com/cachethq/cachet/issues/4621 (technical-description, exploit)
- www.vulncheck.com/advisories/cachet-authenticated-server-side-template-injectio… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-69118?
- CVE-2026-69118 is a high-severity vulnerability in Cachethq Cachet, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2026-08-10.
- How severe is CVE-2026-69118?
- High severity. CVSS v3 base score is 8.8 out of 10.