CVE-2026-32673: F5 BIG-IP · Execution with Unnecessary Privileges
Affects F5 BIG-IPSource CVE Database V5
Not known to be exploited · CVSS 6.5 Medium · fixed in 21.0.0.2 : update F5 BIG-IP when convenient.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 14% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 21.0.0.2, 17.5.1.6, 17.1.3.2
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 13 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Upgrade F5 BIG-IP to 21.0.0.2, 17.5.1.6 or 17.1.3.2.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| F5BIG-IP | Affected
| Fixed in
|
F5f5/big-ippkg:rpm/f5/big-ipOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
If you cannot patch yet, restrict access to Resource Administrator and Administrator roles to trusted personnel only and monitor for suspicious activity related to scripted monitors. Follow any future vendor advisories for updates on patches or mitigations.
Description
CVE-2026-32673 is a vulnerability in F5 BIG-IP scripted monitors that allows an authenticated user with Resource Administrator or Administrator roles to execute arbitrary system commands with elevated privileges. In appliance mode, exploitation can enable crossing security boundaries. The vulnerability affects multiple BIG-IP versions including 21.0.0, 17.5.0, 17.1.0, and 16.1.