When SSL profiles are configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
F5 BIG-IP unknown
Version Status Constraints
21.0.0 unaffected < *
17.5.0 affected < 17.5.1.4
17.1.0 affected < 17.1.3.1
16.1.0 affected < *
F5 BIG-IP Next SPK unknown
Version Status Constraints
2.0.0 affected < 2.0.3
1.7.0 affected < 1.7.16
F5 BIG-IP Next CNF unknown
Version Status Constraints
2.0.0 affected < 2.0.3
1.1.0 affected < 1.4.1
F5 BIG-IP Next for Kubernetes unknown
Version Status Constraints
2.0.0 affected < 2.1.1

No data.

No data.

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No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://my.f5.com/manage/s/article/K000158978 cve-icon cve-icon
History

Wed, 13 May 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 13 May 2026 15:15:00 +0000

Type Values Removed Values Added
Description When SSL profiles are configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Title BIG-IP SSL/TLS vulnerability
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: f5

Published:

Updated: 2026-05-13T16:14:24.119Z

Reserved: 2026-04-30T23:02:47.678Z

Link: CVE-2026-40629

cve-icon Vulnrichment

Updated: 2026-05-13T16:14:19.591Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-13T16:16:43.290

Modified: 2026-05-13T16:27:11.127

Link: CVE-2026-40629

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-13T17:00:14Z

Weaknesses