CVE-2026-23535

wlc Path traversal: Unsanitized API slugs in download command

HIGH
8
CVSS Score
Published: January 16, 2026 at 07:08 PM UTC
Updated: June 17, 2026 at 10:21 AM UTC
2 products affected across 2 vendorsWlcWlc

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Severity
HIGH8
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.17.2
v < 1.17.2
Affected range stops below 1.17.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (4)

x_refsource_CONFIRMMitigationPatchVendor Advisory
Source: cverecord
https://github.com/WeblateOrg/wlc/security/advisories/GHSA-mmwx-79f6-67jg
x_refsource_MISCIssue TrackingPatch
Source: cverecord
https://github.com/WeblateOrg/wlc/pull/1128
x_refsource_MISCProductRelease Notes
Source: cverecord
https://github.com/WeblateOrg/wlc/releases/tag/1.17.2

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-22

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