A denial-of-service vulnerability exists in UAA's private_key_jwt client-authentication mechanism. When UAA retrieves a remote JWKS URI, it caches the response. Invalid authentication attempts can trigger full deserialization of this cached data. An attacker with prerequisites (w...
Product
Cloud Foundry UAA vulnerabilities
9 published CVES affecting Cloud Foundry UAA, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 9
- Critical
- 2
- High
- 5
- Medium
- 2
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest Cloud Foundry UAA CVEs
Newest publication first
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MediumCVSS 6.9 EPSS 0.29%
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CVE-2026-59357 Self-UAA OIDC Configuration allows JWT injection to establish unauthorized sessions
PublishedMediumCVSS 6.5 EPSS 0.19%Insufficient verification of data authenticity (CWE-345) in the external OIDC login callback in Cloud Foundry UAA v4.5.0 to v79.6.0 (inclusive) allows an authenticated UAA user to bypass the OAuth authorization-code exchange and establish an authenticated external-OIDC browser se...
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HighCVSS 7.6 EPSS 0.41%
Improper authentication (CWE-287) in the OAuth token endpoint in Cloud Foundry UAA allows a remote, authenticated attacker holding a valid user access token to obtain a fully-privileged client_credentials token for the OAuth client that issued it, by presenting the user token as...
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HighCVSS 8.7 EPSS 0.53%
Improper handling of case sensitivity (CWE-178) in the identity zone authorization check in the Identity Zone Endpoint in Cloud Foundry UAA allows a remote authenticated attacker holding only the zones.write authority to bypass the intended restriction that this authority does no...
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CriticalCVSS 9.0 EPSS 0.13%
Cloud Foundry UAA incorrectly treated XML encryption to the Service Provider (confidentiality) as a substitute for XML signatures from the Identity Provider (authenticity) in two SAML flows: the OAuth 2.0 SAML2 bearer grant (token endpoint) and browser SSO (ACS) when wantAssertio...
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HighCVSS 7.5 EPSS 0.20%
Cloud Foundry UAA release versions from v77.21.0 to v7.31.0 are vulnerable to a private key exposure in logs.
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CVE-2020-5402 UAA fails to check the state parameter when authenticating with external IDPs
PublishedHighCVSS 8.8 EPSS 0.49%In Cloud Foundry UAA, versions prior to 74.14.0, a CSRF vulnerability exists due to the OAuth2 state parameter not being checked in the callback function when authenticating with external identity providers.
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CVE-2018-15761 UAA Privilege Escalation
PublishedHighCVSS 8.8 EPSS 1.7%Cloud Foundry UAA release, versions prior to v64.0, and UAA, versions prior to 4.23.0, contains a validation error which allows for privilege escalation. A remote authenticated user may modify the url and content of a consent page to gain a token with arbitrary scopes that escala...
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CriticalCVSS 9.8 EPSS 1.1%
Cloud Foundry UAA, all versions prior to 4.20.0 and Cloud Foundry UAA Release, all versions prior to 61.0, allows brute forcing of MFA codes. A remote unauthenticated malicious user in possession of a valid username and password can brute force MFA to login as the targeted user.
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.