CVE-2026-47840

highCVSS 7.5covered by 1 sourcefirst seen 2026-07-09

A network attacker positioned between UAA and its LDAP directory can impersonate the directory using any certificate from any trusted CA, then harvest the LDAP bind password and every end-user password sent during simple-bind authentication, and return forged group memberships that grant themselves admin scopes. This affects every deployment that authenticates users against LDAP over StartTLS. Affected versions: UAA versions prior to v78.13.0; Cf-deployment versions prior to v56.2.0.

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Exploitation outlook

Low exploitation risk0.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-47840: A network attacker positioned between UAA and its LDAP directory can impersonate the directory…nvd · 2026-07-09

External references

NVD record for CVE-2026-47840

CVE.org record

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