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.
History

Thu, 26 Feb 2026 20:15:00 +0000

Type Values Removed Values Added
First Time appeared Curl wcurl
Haxx
Haxx curl
CPEs cpe:2.3:a:curl:wcurl:*:*:*:*:*:*:*:*
cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*
Vendors & Products Curl wcurl
Haxx
Haxx curl

Thu, 26 Feb 2026 13:30:00 +0000

Type Values Removed Values Added
First Time appeared Curl
Curl curl
Vendors & Products Curl
Curl curl

Thu, 26 Feb 2026 11:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 26 Feb 2026 00:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-22
References
Metrics threat_severity

None

threat_severity

Moderate


Wed, 25 Feb 2026 19:45:00 +0000

Type Values Removed Values Added
References
Metrics cvssV3_1

{'score': 4.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N'}


Wed, 25 Feb 2026 08:30:00 +0000

Type Values Removed Values Added
References

Wed, 25 Feb 2026 07:45:00 +0000

Type Values Removed Values Added
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.
Title wcurl path traversal with percent-encoded slashes
References

cve-icon MITRE

Status: PUBLISHED

Assigner: curl

Published: 2026-02-25T07:20:47.012Z

Updated: 2026-02-25T18:53:58.252Z

Reserved: 2025-10-09T13:50:54.563Z

Link: CVE-2025-11563

cve-icon Vulnrichment

Updated: 2026-02-25T07:24:31.792Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-25T08:16:18.337

Modified: 2026-02-26T20:06:37.450

Link: CVE-2025-11563

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-02-25T07:20:47Z

Links: CVE-2025-11563 - Bugzilla