CVE-2026-42919 — MEDIUM (6.7)

Vulnerability Description

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.

CVSS Score

6.7

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-121

References

https://my.f5.com/manage/s/article/K000158971

FAQ

What is CVE-2026-42919?

CVE-2026-42919 is a vulnerability with a CVSS score of 6.7 (MEDIUM). 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 securi...

How severe is CVE-2026-42919?

CVE-2026-42919 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-42919?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.