BaseFortify

Publication date: 2026-05-13

Last updated on: 2026-06-23

Assigner: F5 Networks

Description

A directory traversal vulnerability exists in BIG-IP SSL Orchestrator that allows an authenticated attacker with high privilege to overwrite, delete or corrupt arbitrary local files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-05-13

Last Modified

2026-06-23

Generated

2026-06-30

EPSS Evaluated

2026-06-28

NVD

CVE-2026-42780

Affected Vendors & Products

Vendor	Product	Version / Range
f5	big-ip_ssl_orchestrator	From 17.5.0 (inc) to 17.5.1 (inc)
f5	big-ip_ssl_orchestrator	From 17.1.0 (inc) to 17.1.3 (inc)
f5	big-ip_ssl_orchestrator	21.0.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-22	The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Attack-Flow Graph

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