CVE-2026-23535: PYSEC-2026-2053 - Weblate wlc path traversal vulnerability: Unsanitized API slugs in download command

CVE-2026-23535 · Severity: low · CVSS 3.1 · Published 2026-07-07

Weblate wlc path traversal vulnerability: Unsanitized API slugs in download command

Technologies: wlc (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2026-23535 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-23535 being exploited in the wild.
How severe is CVE-2026-23535?
Low severity, with a CVSS score of 3.1, published 7 July 2026.
Which products and versions are affected?
wlc (PyPI) ECOSYSTEM:introduced=0,fixed=1.17.2.
Is there a fix for CVE-2026-23535?
Yes. wlc (PyPI): upgrade to 1.17.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-23535?
Check whether you run wlc (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • wlc (PyPI): upgrade to 1.17.2 or later
    pip install "wlc>=1.17.2"

Affected products

  • wlc (PyPI) ECOSYSTEM:introduced=0,fixed=1.17.2

Identifiers

  • CVE-2026-23535
  • GHSA-mmwx-79f6-67jg
  • PYSEC-2026-2053

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