CVE-2026-42780 | THREATINT

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.

PUBLISHED Reserved 2026-04-30 | Published 2026-05-13 | Updated 2026-05-13 | Assigner f5

MEDIUM: 4.9CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Product status

Default status

unknown

21.1.0 (custom) before *

unaffected

21.0.0 (custom) before 21.0.0.1

affected

17.5.0 (custom) before 17.5.1.5

affected

17.1.0 (custom) before 17.1.3.1

affected

16.1.0 (custom) before *

affected

Default status

unknown

14.0 (custom) before *

unaffected

13.0 (custom) before 13.1.3

affected

12.0 (custom) before 12.3.2

affected

11.0 (custom) before 11.4.1

affected

Credits

F5 finder

References

my.f5.com/manage/s/article/K000149743 vendor-advisory patch

cve.org (CVE-2026-42780)

nvd.nist.gov (CVE-2026-42780)

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