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CVE-2026-109194

MEDIUM 6.4

Published 2026-10-12 · Last modified 2026-10-13

A flaw was found in Red Hat Quay. The build trigger management application programming interface (API) fails to verify whether a requested trigger belongs to the specified repository. An authenticated user with administrative access to any repository can view, modify, or permanently delete build triggers and associated write tokens of another repository if they know the victim trigger's universally unique identifier (UUID).

NO EXPLOITATION SIGNALS

No known exploitation, public exploit, or elevated probability at this time. Track for changes.

Exploitation likelihood

0.2%chance of exploitation in 30 days · 6th percentile

○ In CISA KEV ○ Public exploit / PoC

Impact if exploited

6.4CVSS 3.1 · MEDIUM

  • ConfidentialityLow
  • IntegrityHigh
  • AvailabilityLow

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ⚠Privileges: Requires a low-privilege account
  • ✓User interaction: No user interaction needed
  • ⚠Complexity: Needs a race window or specific setup

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-109194/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-109194/poc.json

Affected

Vendors Red Hat

Products Red Hat Quay 3

Weakness (CWE)

  • CWE-639: Authorization Bypass Through User-Controlled Key

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L

All CVSS metrics

  • MEDIUM 6.4 v3.1 · CNA Primary
    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L
  • MEDIUM 6.4 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L

References

Technical & other

Sources: NVD · CVE.org · EPSS