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free5GC AUSF uses non-constant-time authentication comparisons and logs XRES* in 5G-AKA

free5GC AUSF uses non-constant-time authentication comparisons and logs XRES* in 5G-AKA

CVE-2026-55785Published 1 week agoUpdated 4 days agoSource: OSV

Affected packages

  • github.com/free5gc/ausf

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
EPSS percentile

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.

free5GC AUSF uses non-constant-time authentication comparisons and logs XRES* in 5G-AKA | HackTribune