CVE-2026-63020: CWE-451: User Interface (UI) Misrepresentation of Critical Information in F5 BIG-IP
A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages Impact: An attacker may trick authenticated BIG-IP users into accessing malicious links and reflect a spoofed error message in the victim's BIG-IP Configuration utility web browser session. This is a control plane issue; there is no data plane exposure. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
CVE-2026-63020: CWE-451: User Interface (UI) Misrepresentation of Critical Information in F5 BIG-IP
Description
A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages Impact: An attacker may trick authenticated BIG-IP users into accessing malicious links and reflect a spoofed error message in the victim's BIG-IP Configuration utility web browser session. This is a control plane issue; there is no data plane exposure. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
CVSS v3.1
Score 3.1low
Affected software
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- f5
- Date Reserved
- 2026-07-24T22:40:21.245Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a984660acd9273b496cc37a
Added to database: 09/02/2026, 15:53:04 UTC
Last updated: 09/03/2026, 01:42:09 UTC
Views: 13
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