CVE-2026-123619 | BDVDB-2026-401259 Detail
lektorlektor
Description#
Lektor through 3.3.14 and 3.4.0b15 contains an absolute path traversal vulnerability in the admin API on Windows that allows attackers to escape the project directory by supplying drive-letter paths that cleanup_path does not normalise. Attackers can use a malicious web page with cross-site requests or DNS rebinding against the unauthenticated local server to recursively delete directories via deleterecord or write attacker-controlled files via newattachment.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact high, availability impact high. Attack vector: network.
Weaknesses#
- CWE-36 Absolute Path Traversal
References#
- https://github.com/lektor/lektor/issues/1301
- https://github.com/lektor/lektor
- https://github.com/lektor/lektor/blob/v3.3.14/lektor/db.py#L1334-L1336
- https://github.com/lektor/lektor/blob/v3.3.14/lektor/utils.py#L83-L94
- https://github.com/lektor/lektor/pull/1302
- https://github.com/lektor/lektor/pull/1288
- https://www.vulncheck.com/advisories/lektor-through-3.3.14-and-3.4-0b15-path-traversal-via-admin-api-drive-letter-paths
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.