CVE-2025-11563

wcurl path traversal with percent-encoded slashes

State: Published
Severity: 4.6 Medium
Published: Feb 25, 2026
Updated: Feb 25, 2026
Reserved: Oct 9, 2025

Description

URLs containing percent-encoded slashes (`/` or `\`) can trick wcurl into saving the output file outside of the current directory without the user explicitly asking for it.

This flaw only affects the wcurl command line tool.

Scores

CVSS	Score	Vector	Source
3.1	4.6 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N	CISA-ADP

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
curlcurl	8.17.0 through 8.17.0Affected 8.16.0 through 8.16.0Affected 8.15.0 through 8.15.0Affected 8.14.1 through 8.14.1Affected 8.14.0 through 8.14.0Affected

References

json
www
http://www.openwall.com/lists/oss-security/2025/11/04/1
https://lists.debian.org/debian-release/2025/11/msg00504.htmlrelease-notes

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