CVE-2026-20732
published 2026-02-04CVE-2026-20732: A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages. Note: Software versions which…
PriorityP420medium4.3CVSS 3.1
AVNACLPRNUIRSUCNILAN
EPSS
0.15%
5.0th percentile
A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected
87 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| f5 | big-ip | >= 16.1.0 < * | * |
| f5 | big-ip | >= 17.1.0 < 17.1.3.1 | 17.1.3.1 |
| f5 | big-ip | >= 17.5.0 < 17.5.1.4 | 17.5.1.4 |
| f5 | big-ip_aam | — | — |
| f5 | big-ip_access_policy_manager | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_access_policy_manager | >= 17.1.0 < 17.1.3.1 | 17.1.3.1 |
| f5 | big-ip_access_policy_manager | >= 17.5.0 < 17.5.1.4 | 17.5.1.4 |
| f5 | big-ip_advanced_firewall_manager | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_advanced_firewall_manager | >= 17.1.0 < 17.1.3.1 | 17.1.3.1 |
| f5 | big-ip_advanced_firewall_manager | >= 17.5.0 < 17.5.1.4 | 17.5.1.4 |
| f5 | big-ip_advanced_waf | — | — |
| f5 | big-ip_advanced_web_application_firewall | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_advanced_web_application_firewall | >= 17.1.0 < 17.1.3.1 | 17.1.3.1 |
| f5 | big-ip_advanced_web_application_firewall | >= 17.5.0 < 17.5.1.4 | 17.5.1.4 |
| f5 | big-ip_afm | — | — |
| f5 | big-ip_analytics | — | — |
| f5 | big-ip_analytics | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_analytics | >= 17.1.0 < 17.1.3.1 | 17.1.3.1 |
| f5 | big-ip_analytics | >= 17.5.0 < 17.5.1.4 | 17.5.1.4 |
| f5 | big-ip_apm | — | — |
| f5 | big-ip_application_acceleration_manager | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_application_acceleration_manager | >= 17.1.0 < 17.1.3.1 | 17.1.3.1 |
| f5 | big-ip_application_acceleration_manager | >= 17.5.0 < 17.5.1.4 | 17.5.1.4 |
| f5 | big-ip_application_security_manager | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_application_security_manager | >= 17.1.0 < 17.1.3.1 | 17.1.3.1 |
CVSS provenance
nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
nvdv4.02.3LOWCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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F5
CVE-2026-20732: A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error ...
vendor_f5·2026-02-04·CVSS 3.1
CVE-2026-20732 [LOW] CWE-451 CVE-2026-20732: A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error ...
CVE-2026-20732: A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error ...
A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected Products: BIG-IP AAM, BIG-IP AFM, BIG-IP APM, BIG-IP ASM, BIG-IP AVR, BIG-IP Advanced WAF, BIG-IP Analytics, BIG-IP CGNAT, BIG-IP DHD, BIG-IP DNS, BIG-IP Edge Gateway, BIG-IP FPS, BIG-IP GTM, BIG-IP LTM, BIG-IP Link Controller, BIG-IP PEM, BIG-IP SSLO, BIG-IP WebAccelerator, BIG-IP WebSafe, Big-Ip Automation Toolchain, Big-Ip Container Ingress Services
Affected Versions: 16.1.0 - 16.1.6; 17.1.0 - 17.1.3.1; 17.5.0 - 17.5.1.4; 17
GHSA
GHSA-fc72-gwgq-7p26: A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages
ghsa_unreviewed·2026-02-04
CVE-2026-20732 [LOW] CWE-451 GHSA-fc72-gwgq-7p26: A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages
A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
No detection rules found.
No public exploits indexed.
Wiz
CVE-2026-20730 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.7
CVE-2026-20730 [HIGH] CVE-2026-20730 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-20730 :
F5 BIG-IP Virtual Edition (tier - best) vulnerability analysis and mitigation
A vulnerability exists in BIG-IP Edge Client and browser VPN clients on Windows that may allow attackers to gain access to sensitive information. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
Source : NVD
## 2
Score
Published February 4, 2026
Severity LOW
CNA Score 2.0
Affected Technologies
F5 BIG-IP Virtual Edition (tier - best)
Has Public Exploit No
Has CISA KEV Exploit No
CISA KEV Release Date N/A
CISA KEV Due Date N/A
Exploitation Probability Percentile (EPSS) 6.6
Exploitation Probability (EPSS) N/A
Affected packages and libraries
cpe:2.3:a:f5:big-ip_access_policy_manager
Sources
Linux Severity LOW Has Fix Added at: Feb 1
Wiz
CVE-2026-22548 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.7
CVE-2026-22548 [HIGH] CVE-2026-22548 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-22548 :
F5 BIG-IP Virtual Edition (tier - best) vulnerability analysis and mitigation
When a BIG-IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests along with conditions beyond the attacker's control can cause the bd process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Source : NVD
## 8.2
Score
Published February 4, 2026
Severity HIGH
CNA Score 8.2
Affected Technologies
F5 BIG-IP Virtual Edition (tier - best)
Has Public Exploit No
Has CISA KEV Exploit No
CISA KEV Release Date N/A
CISA KEV Due Date N/A
Exploitation Probability Percentile (EPSS) 26.7
Exploitation Probability (EPSS) 0.1
Affected packages and libraries
cpe:2.3:a:f5:big-ip_access_policy_mana
Wiz
CVE-2026-20732 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.7
CVE-2026-20732 [HIGH] CVE-2026-20732 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-20732 :
F5 BIG-IP Virtual Edition vulnerability analysis and mitigation
A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Source : NVD
## 2.3
Score
Published February 4, 2026
Severity LOW
CNA Score 2.3
Affected Technologies
F5 BIG-IP Virtual Edition
F5 BIG-IP Virtual Edition (tier - better)
Has Public Exploit No
Has CISA KEV Exploit No
CISA KEV Release Date N/A
CISA KEV Due Date N/A
Exploitation Probability Percentile (EPSS) 17.3
Exploitation Probability (EPSS) 0.1
Affected packages and libraries
cpe:2.3:a:f5:big-ip_access_policy_manager
cpe:2.3:a:f5:big-ip_application_security_manager
S
2026-02-04
Published