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VULNERABILITIES

CVE-2026-123619 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:6.8 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/lektor/lektor/issues/1301 CISA-ADP
https://github.com/lektor/lektor [email protected]
https://github.com/lektor/lektor/blob/v3.3.14/lektor/db.py#L1334-L1336 [email protected]
https://github.com/lektor/lektor/blob/v3.3.14/lektor/utils.py#L83-L94 [email protected]
https://github.com/lektor/lektor/issues/1301 [email protected]

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-36Absolute Path Traversal[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-123619
NVD Published Date:
Nov 6, 2026
NVD Last Modified:
Nov 6, 2026
Source:
[email protected]
CVE-2026-123619 Details - Not Deferred