# F5 vulnerabilities

Source: https://junglewise.ai/threats/vendors/f5  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/f5.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 82 vulnerabilities in F5: 0 in the last 7 days and 3 in the last 90 days, 12 of them critical and 11 exploited in the wild. The most recent, CVE-2026-94127, was published on 22 September 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before. 0 critical against 1, 0 exploited in the wild against 1. 14 technologies have a page of their own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 3
- All time: 82 (12 critical, 11 exploited in the wild)

## About F5

Company that develops application delivery and security software.

## Latest F5 vulnerabilities

- [CVE-2026-94127: F5 BIG-IP APM heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-94127-f5-big-ip-apm-heap-based-buffer-overflow) (critical, exploited in the wild, CVSS 9.8, published 22 Sep 2026)
- [CVE-2026-66842: F5 BIG-IP privilege escalation in TMUI](https://junglewise.ai/threats/cve-2026-66842-f5-big-ip-privilege-escalation-in-tmui) (high, CVSS 8.8, published 2 Sep 2026)
- [CVE-2026-63020: F5 BIG-IP Configuration utility error message spoofing](https://junglewise.ai/threats/cve-2026-63020-f5-big-ip-configuration-utility-error-message-spoofing) (low, CVSS 3.1, published 2 Sep 2026)
- [CVE-2026-60005: NGINX uninitialized memory access in ngx_http_slice_module](https://junglewise.ai/threats/cve-2026-60005-nginx-uninitialized-memory-access-in-ngx-http-slice-module) (high, CVSS 8.2, published 15 Jul 2026)
- [CVE-2026-60065: F5 NGINX Plus heap buffer over-read in MQTT filter module](https://junglewise.ai/threats/cve-2026-60065-f5-nginx-plus-heap-buffer-over-read-in-mqtt-filter-module) (low, CVSS 3.7, published 15 Jul 2026)
- [CVE-2026-60062: F5 NGINX Agent path traversal in config_dirs directive](https://junglewise.ai/threats/cve-2026-60062-f5-nginx-agent-path-traversal-in-config-dirs-directive) (medium, CVSS 6.4, published 15 Jul 2026)
- [CVE-2026-59762: F5 BIG-IP denial of service in HTTP/2 profile memory management](https://junglewise.ai/threats/cve-2026-59762-f5-big-ip-denial-of-service-in-http-2-profile-memory-management) (high, CVSS 7.5, published 15 Jul 2026)
- [CVE-2026-56434: F5 NGINX heap buffer over-read in ngx_http_ssi_module](https://junglewise.ai/threats/cve-2026-56434-f5-nginx-heap-buffer-over-read-in-ngx-http-ssi-module) (medium, CVSS 6.5, published 15 Jul 2026)
- [CVE-2026-55723: F5 NGINX Ingress Controller configuration injection in CRDs and annotations](https://junglewise.ai/threats/cve-2026-55723-f5-nginx-ingress-controller-configuration-injection-in-crds-and) (high, CVSS 8.3, published 15 Jul 2026)
- [CVE-2026-52865: F5 NGINX Ingress Controller NULL pointer dereference in Ingress resources](https://junglewise.ai/threats/cve-2026-52865-f5-nginx-ingress-controller-null-pointer-dereference-in-ingress) (medium, CVSS 6.5, published 15 Jul 2026)
- [CVE-2026-42533: F5 NGINX heap buffer overflow in map directive](https://junglewise.ai/threats/cve-2026-42533-f5-nginx-heap-buffer-overflow-in-map-directive) (high, CVSS 8.1, published 15 Jul 2026)
- [CVE-2026-50107: F5 NGINX Gateway Fabric configuration injection in NginxProxy CRD](https://junglewise.ai/threats/cve-2026-50107-f5-nginx-gateway-fabric-configuration-injection-in-nginxproxy-crd) (high, CVSS 8.1, published 17 Jun 2026)
- [CVE-2026-32682: F5 NGINX Gateway Fabric DoS in GRPCRoute backendRef filters](https://junglewise.ai/threats/cve-2026-32682-f5-nginx-gateway-fabric-dos-in-grpcroute-backendref-filters) (medium, CVSS 6.5, published 17 Jun 2026)
- [CVE-2026-48142: F5 NGINX heap buffer over-read in ngx_http_charset_module](https://junglewise.ai/threats/cve-2026-48142-f5-nginx-heap-buffer-over-read-in-ngx-http-charset-module) (medium, CVSS 4.8, published 17 Jun 2026)
- [CVE-2026-42055: NGINX heap buffer overflow in HTTP/2 and gRPC proxy modules](https://junglewise.ai/threats/cve-2026-42055-nginx-heap-buffer-overflow-in-http-2-and-grpc-proxy-modules) (high, CVSS 8.1, published 17 Jun 2026)
- [CVE-2026-11311: F5 NGINX Gateway Fabric configuration injection in CRD fields](https://junglewise.ai/threats/cve-2026-11311-f5-nginx-gateway-fabric-configuration-injection-in-crd-fields) (high, CVSS 8.1, published 17 Jun 2026)
- [CVE-2026-9256: F5 NGINX heap buffer overflow in ngx_http_rewrite_module](https://junglewise.ai/threats/cve-2026-9256-f5-nginx-heap-buffer-overflow-in-ngx-http-rewrite-module) (high, CVSS 8.1, published 22 May 2026)
- [CVE-2026-8711: F5 NGINX JavaScript heap buffer overflow in js_fetch_proxy](https://junglewise.ai/threats/cve-2026-8711-f5-nginx-javascript-heap-buffer-overflow-in-js-fetch-proxy) (high, CVSS 8.1, published 19 May 2026)
- [CVE-2026-42946: F5 NGINX memory over-read in SCGI and uWSGI modules](https://junglewise.ai/threats/cve-2026-42946-f5-nginx-memory-over-read-in-scgi-and-uwsgi-modules) (medium, CVSS 6.5, published 13 May 2026)
- [CVE-2026-42945: NGINX heap buffer overflow in ngx_http_rewrite_module](https://junglewise.ai/threats/cve-2026-42945-nginx-heap-buffer-overflow-in-ngx-http-rewrite-module) (high, CVSS 8.1, published 13 May 2026)
- [CVE-2026-42937: F5 BIG-IP and BIG-IQ incorrect permission assignment in tmsh and iControl REST](https://junglewise.ai/threats/cve-2026-42937-f5-big-ip-and-big-iq-incorrect-permission-assignment-in-tmsh-and) (medium, CVSS 6.5, published 13 May 2026)
- [CVE-2026-42934: F5 NGINX heap buffer over-read in ngx_http_charset_module](https://junglewise.ai/threats/cve-2026-42934-f5-nginx-heap-buffer-over-read-in-ngx-http-charset-module) (medium, CVSS 4.8, published 13 May 2026)
- [CVE-2026-42930: F5 BIG-IP Appliance mode restriction bypass via path traversal](https://junglewise.ai/threats/cve-2026-42930-f5-big-ip-appliance-mode-restriction-bypass-via-path-traversal) (high, CVSS 8.7, published 13 May 2026)
- [CVE-2026-42926: F5 NGINX Open Source header injection in HTTP/2 proxying](https://junglewise.ai/threats/cve-2026-42926-f5-nginx-open-source-header-injection-in-http-2-proxying) (medium, CVSS 5.8, published 13 May 2026)
- [CVE-2026-42924: F5 BIG-IP privilege escalation in iControl SOAP via SNMP configuration](https://junglewise.ai/threats/cve-2026-42924-f5-big-ip-privilege-escalation-in-icontrol-soap-via-snmp) (high, CVSS 8.7, published 13 May 2026)

## Most severe F5 vulnerabilities

- [CVE-2025-53521: F5 BIG-IP stack-based buffer overflow in APM](https://junglewise.ai/threats/cve-2025-53521-f5-big-ip-stack-based-buffer-overflow-in-apm) (critical, exploited in the wild, CVSS 9.8, published 15 Oct 2025)
- [CVE-2026-94127: F5 BIG-IP APM heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-94127-f5-big-ip-apm-heap-based-buffer-overflow) (critical, exploited in the wild, CVSS 9.8, published 22 Sep 2026)
- [CVE-2023-46747: F5 BIG-IP Configuration Utility Authentication Bypass Vulnerability](https://junglewise.ai/threats/cve-2023-46747-f5-big-ip-configuration-utility-authentication-bypass) (critical, exploited in the wild, CVSS 9.8, published 31 Oct 2023)
- [CVE-2022-1388: F5 BIG-IP Missing Authentication Vulnerability](https://junglewise.ai/threats/cve-2022-1388-f5-big-ip-missing-authentication-vulnerability) (critical, exploited in the wild, CVSS 9.8, published 10 May 2022)
- [CVE-2021-22991: F5 BIG-IP Traffic Management Microkernel Buffer Overflow](https://junglewise.ai/threats/cve-2021-22991-f5-big-ip-traffic-management-microkernel-buffer-overflow) (critical, exploited in the wild, CVSS 9.8, published 18 Jan 2022)
- [CVE-2021-22986: F5 BIG-IP and BIG-IQ Centralized Management iControl REST Remote Code Execution Vulnerability](https://junglewise.ai/threats/cve-2021-22986-f5-big-ip-and-big-iq-centralized-management-icontrol-rest-remote) (critical, exploited in the wild, CVSS 9.8, published 3 Nov 2021)
- [CVE-2020-5902: F5 BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution Vulnerability](https://junglewise.ai/threats/cve-2020-5902-f5-big-ip-traffic-management-user-interface-tmui-remote-code) (critical, exploited in the wild, CVSS 9.8, published 3 Nov 2021)
- [CVE-2023-46748: F5 BIG-IP Configuration Utility SQL Injection Vulnerability](https://junglewise.ai/threats/cve-2023-46748-f5-big-ip-configuration-utility-sql-injection-vulnerability) (critical, exploited in the wild, CVSS 8.8, published 31 Oct 2023)
- [CVE-2018-14634: Linux Kernel integer overflow in create_elf_tables](https://junglewise.ai/threats/cve-2018-14634-linux-kernel-integer-overflow-in-create-elf-tables) (critical, exploited in the wild, CVSS 7.8, published 26 Jan 2026)
- [CVE-2014-0196: Linux Kernel Race Condition Vulnerability](https://junglewise.ai/threats/cve-2014-0196-linux-kernel-race-condition-vulnerability) (critical, exploited in the wild, CVSS 6.9, published 12 May 2023)

## Vulnerabilities per week

Nothing in the last four weeks, down from 1 vulnerability in the four before. 0 critical against 1, 0 exploited in the wild against 1.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 2 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 1 | 1 | 1 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## F5 technologies

- [F5 BIG-IP](https://junglewise.ai/threats/technologies/big-ip): 41 vulnerabilities
- [F5 BIG-IP Access Policy Manager](https://junglewise.ai/threats/technologies/big-ip-access-policy-manager): 30 vulnerabilities
- [F5 BIG-IP Advanced Firewall Manager](https://junglewise.ai/threats/technologies/big-ip-advanced-firewall-manager): 28 vulnerabilities
- [F5 BIG-IP Local Traffic Manager](https://junglewise.ai/threats/technologies/big-ip-local-traffic-manager): 27 vulnerabilities
- [F5 BIG-IP Advanced WAF](https://junglewise.ai/threats/technologies/big-ip-advanced-waf): 19 vulnerabilities
- [F5 NGINX Plus](https://junglewise.ai/threats/technologies/nginx-plus): 14 vulnerabilities
- [F5 Nginx-Gateway-Fabric](https://junglewise.ai/threats/technologies/nginx-gateway-fabric): 8 vulnerabilities
- [F5 NGINX Ingress Controller](https://junglewise.ai/threats/technologies/nginx-ingress-controller): 8 vulnerabilities
- [F5 BIG-IQ](https://junglewise.ai/threats/technologies/big-iq): 7 vulnerabilities
- [F5 BIG-IP DNS](https://junglewise.ai/threats/technologies/big-ip-dns): 6 vulnerabilities
- [F5 BIG-IQ Centralized Management](https://junglewise.ai/threats/technologies/big-iq-centralized-management): 4 vulnerabilities
- [F5 BIG-IP APM](https://junglewise.ai/threats/technologies/big-ip-apm): 3 vulnerabilities
- [F5 iControl REST](https://junglewise.ai/threats/technologies/icontrol-rest): 3 vulnerabilities
- [F5 NGINX Instance Manager](https://junglewise.ai/threats/technologies/nginx-instance-manager): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "F5 vulnerabilities", https://junglewise.ai/threats/vendors/f5, 9 November 2026.