CVE-2026-40964
HIGH EPSS 31.1%
Published Jun 1, 20264w ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
Published Jun 1, 2026 4w ago
Last Modified Jun 17, 2026 2w ago
Description
Authentication Bypass in cf-auth-proxy in Cloud Foundry Foundation all installations allows an unauthenticated remote attacker to gain read access to every log and metric for every application and platform component via minting a JWT that the cf-auth-proxy accepts as a valid logs.admin token. Affected versions: - log-cache_release: all versions through v3.2.6 (inclusive); fixed in v3.2.7 or later - CF Deployment: all versions through v55.?.0 (inclusive); fixed in v55.?.0 or later (bundles log-cache_release v3.2.7)
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None
Threat Intelligence
EPSS Exploit Probability
31.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-287 Improper Authentication Authentication
References 1
- cloudfoundry.org https://www.cloudfoundry.org/blog/cve-2026-40964-read-access-to-cf-logs/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.