CVE-2025-14727NGINX Ingress Controller vulnerability

8.7HighCVSS base score
0.43%Exploitation in 30 daysEPSS · top 62% of all CVEs
NoKnown exploitednot in CISA's KEV catalog
NonePublic exploitsnone known yet

Description

A vulnerability exists in NGINX Ingress Controller's nginx.org/rewrite-target annotation validation. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Timeline

2025
15 Dec 2025
15 Dec 2025
ID reserved
By f5
17 Dec 20252 days later
17 Dec 2025· 2 days later
Published
2026
3 Nov 202611 months later
3 Nov 2026· 11 months later
Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2025-14727, by who scored it
Scored by	CVSS	Score	Vector
f5CNA (assigner)	4.0	High8.7	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
f5CNA (assigner)	3.1	High8.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
NVDNVD · Analyzed	4.0	High8.7	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/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

EPSS (exploitation in 30 days): 0.43% · top 62% of all CVEs (14 Nov 2026)
CISA SSVC: Exploitation: none · Automatable: no · Technical impact: total

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.7.

Affected products

F5 · NGINX Ingress Controller
- affected 5.3.0 – < 5.3.1
- unaffected 5.2.0 – < *
- unaffected 5.1.0 – < *
- unaffected 5.0.0 – < *
- unaffected 4.0.0 – < *
- unaffected 3.0.0 – < *

References1

https://my.f5.com/manage/s/article/K000158176 (opens in a new tab)vendor-advisory

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

[![CVE-2025-14727](https://cveledger.app/badge/CVE-2025-14727.svg)](https://cveledger.app/cve/CVE-2025-14727)

Record last updated 3 Nov 2026, 22:02 UTC.