CVE-2026-42919

Summary

A vulnerability exists in BIG-IP systems that may allow an authenticated attacker with administrative access to escalate their privileges. A successful exploit may allow the attacker to cross a security boundary.

 Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected Software

VendorProductVersion RangeStatus
F5BIG-IP21.1.0 < *unaffected
F5BIG-IP21.0.0 < 21.0.0.1affected
F5BIG-IP17.5.0 < 17.5.1.4affected
F5BIG-IP17.1.0 < 17.1.3.1affected
F5BIG-IP16.1.0 < *affected

Weaknesses

  • CWE-121: CWE-121 Stack-based Buffer Overflow

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References