Public proof of conceptFix available

CVE-2024-21793

Q: Is CVE-2024-21793 actively exploited?

Active exploitation of CVE-2024-21793 has not been confirmed. Its EPSS score was 7.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2024-21793?

CVE-2024-21793 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

A public proof of concept exists; no exploitation attested.

Published2024-05-08
Fixed in20.2.0
WeaknessCWE-89

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An OData injection vulnerability exists in the BIG-IP Next Central Manager API (URI). Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Timeline

dates in UTC

2024-05-0815:15CVE publishedNVD
2026-10-2319:23First public proof of conceptPoC-in-GitHub

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2024-21793?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-21793?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · CISA-ADP

F5 big-ip next central manager

Branch	Affected	Fixed in	Source
20.x	≥ 20.0.1, < 20.2.0	20.2.0	NVD · CISA-ADP

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update F5 big-ip next central manager to 20.2.0

Advisories and patches

my.f5.comVendor Advisory

Detection

read 2026-10-23 19:24 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 1 repository, unverifiedFeatherStark/CVE-2024-21793

Sources

CISA-ADPSSVC decisionnone2024-05-08
OpenCVESSVC decisionnone—
CNACVSS 3.17.5read 2026-10-23
NVDCVSS 3.17.5read 2026-10-23
CNAweakness (CWE)CWE-89read 2026-10-23
NVDweakness (CWE)CWE-89read 2026-10-23
FIRST EPSSEPSS score7.1 %2026-10-23
PoC-in-GitHubproof of concept1read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published: 2024-05-08
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2024-21793?

An OData injection vulnerability exists in the BIG-IP Next Central Manager API (URI). Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Is CVE-2024-21793 actively exploited?

Active exploitation of CVE-2024-21793 has not been confirmed. Its EPSS score was 7.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-21793?

CVE-2024-21793 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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