Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-40965

Cloud Foundry UAA versions v76.12.0 through v78.12.0 are vulnerable to a private key exposure. The server contains a vulnerability where EC (Elliptic Curve) private keys are inadvertently exposed through the public /token_keys endpoint. This endpoint is designed to provide public key material for JWT token verification but incorrectly exposes private key components for EC keys. The vulnerability affects deployments using EC keys for JWT token signing. The vulnerability does not affect RSA key co
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1c75513e7b136b12158ab1a059284b629b5730ebd2d48bb7f0a7ea470a9d0cb2
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"uaa_release","vendor":"Cloud Foundry Foundation","versions":[{"lessThan":"78.13.0","status":"affected","version":"76.12.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/affected/0

{"defaultStatus":"unaffected","product":"CF Deployment","vendor":"Cloud Foundry Foundation","versions":[{"lessThan":"56.1.0","status":"affected","version":"30.0.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/affected/1
cvss · 2 assertions

{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":10,"baseSeverity":"CRITICAL","privilegesRequired":"NONE","subAvailabilityImpact":"LOW","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":10,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/metrics/1/cvssV3_1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"uaa_release","vendor":"Cloud Foundry Foundation","versions":[{"lessThan":"78.13.0","status":"affected","version":"76.12.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/affected/0
{"defaultStatus":"unaffected","product":"CF Deployment","vendor":"Cloud Foundry Foundation","versions":[{"lessThan":"56.1.0","status":"affected","version":"30.0.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/affected/1

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":10,"baseSeverity":"CRITICAL","privilegesRequired":"NONE","subAvailabilityImpact":"LOW","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":10,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-200","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"url":"https://www.cloudfoundry.org/blog/cve-2026-40965-uaa-ec-private-key-disclosure/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d2ed1a68db3272c44f18c177ae688aab99dda5e4428fdb59713780f843c7e1a0 · sha256:c24df24825cd0303… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

← Back to CVE Explorer