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Description

The github_workflows module constructs local directory paths from user-controlled repository names without validating for symlinks. A local attacker sharing the scan directory can plant a symlink at the predictable output path, causing workflow data to be written to an attacker-chosen location.

PUBLISHED Reserved 2026-06-17 | Published 2026-06-17 | Updated 2026-06-18 | Assigner BLSOPS




LOW: 2.2CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N

Problem types

CWE-59 Improper Link Resolution Before File Access ('Link Following')

Product status

Default status
unaffected

2.0.0 (custom)
affected

References

github.com/blacklanternsecurity/bbot/commit/16d9c42b6

cve.org (CVE-2026-12567)

nvd.nist.gov (CVE-2026-12567)

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