CVE-2023-45226: high-severity vulnerability in F5 BIG-IP Next SPK
BIG-IP Next SPK SSH vulnerability
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.4epss 0.5%
The BIG-IP SPK TMM (Traffic Management Module) f5-debug-sidecar and f5-debug-sshd containers contains hardcoded credentials that may allow an attacker with the ability to intercept traffic to impersonate the SPK Secure Shell (SSH) server on those containers. This is only exposed when ssh debug is enabled. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected products
F5 · BIG-IP Next SPKRelated CVEs — F5 BIG-IP Next SPK
In the same product, most dangerous first.
CVE-2023-40534HIGHBIG-IP HTTP/2 vulnerabilityEPSS 0.7%CVE-2026-59762HIGHBIG-IP HTTP/2 vulnerabilityEPSS 0.6%CVE-2024-23314HIGHBIG-IP HTTP/2 vulnerabilityEPSS 0.5%CVE-2025-54500MEDIUMHTTP/2 VulnerabilityEPSS 0.5%CVE-2025-61974HIGHBIG-IP SSL/TLS vulnerabilityEPSS 0.5%CVE-2025-48008HIGHBIG-IP MPTCP vulnerabilityEPSS 0.4%