CVE-2026-40699
published 2026-05-13CVE-2026-40699: A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenticated attacker to access to undisclosed…
PriorityP339medium6.5CVSS 3.1
AVNACLPRLUINSUCHINAN
EPSS
0.28%
19.8th percentile
A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenticated attacker to access to undisclosed sensitive information. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected
67 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 | >= 21.0.0 < 21.0.0.1 | 21.0.0.1 |
| f5 | big-ip_access_policy_manager | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_access_policy_manager | 17.1.0 – 17.1.3 | — |
| f5 | big-ip_access_policy_manager | 17.5.0 – 17.5.1 | — |
| f5 | big-ip_advanced_firewall_manager | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_advanced_firewall_manager | 17.1.0 – 17.1.3 | — |
| f5 | big-ip_advanced_firewall_manager | 17.5.0 – 17.5.1 | — |
| 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 | — |
| f5 | big-ip_advanced_web_application_firewall | 17.5.0 – 17.5.1 | — |
| f5 | big-ip_analytics | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_analytics | 17.1.0 – 17.1.3 | — |
| f5 | big-ip_analytics | 17.5.0 – 17.5.1 | — |
| f5 | big-ip_application_acceleration_manager | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_application_acceleration_manager | 17.1.0 – 17.1.3 | — |
| f5 | big-ip_application_acceleration_manager | 17.5.0 – 17.5.1 | — |
| f5 | big-ip_application_security_manager | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_application_security_manager | 17.1.0 – 17.1.3 | — |
| f5 | big-ip_application_security_manager | 17.5.0 – 17.5.1 | — |
| f5 | big-ip_application_visibility_and_reporting | 16.1.0 – 16.1.6 | — |
| f5 | big-ip_application_visibility_and_reporting | 17.1.0 – 17.1.3 | — |
| f5 | big-ip_application_visibility_and_reporting | 17.5.0 – 17.5.1 | — |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvdv4.07.1HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/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-2026-40699: A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenti...
vendor_f5·2026-05-13·CVSS 7.1
CVE-2026-40699 [HIGH] CWE-643 CVE-2026-40699: A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenti...
CVE-2026-40699: A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenti...
A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenticated attacker to access to undisclosed sensitive information. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
F5 Advisory Articles: K000156734
F5 References: https://my.f5.com/manage/s/article/K000156734
VulDB
F5 BIG-IP prior 17.1.3.1/17.5.1.4/21.0.0.1 xpath injection (K000150515 / Nessus ID 316087)
vuldb·2026-05-25·CVSS 7.1
CVE-2026-40699 [HIGH] F5 BIG-IP prior 17.1.3.1/17.5.1.4/21.0.0.1 xpath injection (K000150515 / Nessus ID 316087)
A vulnerability categorized as problematic has been discovered in F5 BIG-IP. Impacted is an unknown function. The manipulation results in improper neutralization of data within xpath expressions.
This vulnerability was named CVE-2026-40699. The attack may be performed from remote. There is no available exploit.
It is advisable to upgrade the affected component.
GHSA
GHSA-429c-h8f6-fcq6: A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenticated attacker to access to undis
ghsa_unreviewed·2026-05-13
CVE-2026-40699 [HIGH] CWE-643 GHSA-429c-h8f6-fcq6: A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenticated attacker to access to undis
A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenticated attacker to access to undisclosed sensitive information. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-05-13
Published