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CVE-2026-42919

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CVE-2026-42919

Published: May 13, 2026

Modified: May 14, 2026

PUBLISHED

CVSS v3.1

6.7

MEDIUM

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.

VendorProductVersions

F5

BIG-IP

unaffected
21.1.0 - < *
affected
21.0.0 - < 21.0.0.1
affected
17.5.0 - < 17.5.1.4
affected
17.1.0 - < 17.1.3.1
affected
16.1.0 - < *

Weaknesses (CWE)

CWE-121

CVSS v3.1 Details

CVSS v3.1 Vector

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

References

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