CVE-2026-63020 (GCVE-0-2026-63020)
Vulnerability from cvelistv5
Published
2026-09-02 15:40
Modified
2026-09-02 17:55
Severity ?
3.1 (Low) - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
2.3 (Low) - CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CWE
  • CWE-451 - User Interface (UI) Misrepresentation of Critical Information
Summary
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.
References
Impacted products
Vendor Product Version
F5 BIG-IP Version: 21.1.0   < 21.1.0.1
Version: 21.0.0   < 21.0.0.3
Version: 17.5.0   < 17.5.1.8
Version: 17.1.0   < 17.1.3.4
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