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CVE-2026-23535— wlc Path traversal: Unsanitized API slugs in download command

Quick assessment

Affected
WeblateOrg wlc
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

wlc是Weblate开源的一个命令行客户端。 wlc 1.17.2之前版本存在路径遍历漏洞，该漏洞源于多翻译下载功能可能根据特制服务器的指令写入任意位置。

CVSS 8.1 · High EPSS 0.35% · P28

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2026-23535

Vulnerability Information
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Vulnerability Title
wlc Path traversal: Unsanitized API slugs in download command
Source: CVE Program / CVE List V5
Vulnerability Description
wlc is a Weblate command-line client using Weblate's REST API. Prior to 1.17.2, the multi-translation download could write to an arbitrary location when instructed by a crafted server. This vulnerability is fixed in 1.17.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
wlc 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
wlc是Weblate开源的一个命令行客户端。 wlc 1.17.2之前版本存在路径遍历漏洞，该漏洞源于多翻译下载功能可能根据特制服务器的指令写入任意位置。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
WeblateOrg wlc < 1.17.2 -

II. Public POCs for CVE-2026-23535

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III. Intelligence Information for CVE-2026-23535

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IV. Related Vulnerabilities

Same product: wlc
Same vendor: WeblateOrg
Same weakness: CWE-22

V. Comments for CVE-2026-23535

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