CVE-2026-109965 Serena - Path Traversal

Serena before 2.0.0 contains a path traversal vulnerability caused by improper symlink resolution in Project.is_path_in_project(), letting attackers read or overwrite files outside the project root, exploit requires committing symlinks inside a repository.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.22% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Path Traversal
Impact
File System Read, File System Write, Information Disclosure
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Published
13 October 2026
Updated
15 October 2026
Weakness
CWE-59

Vendor fix

Update to version 2.0.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs