CVE-2026-34242 | Weblate: Arbitrary File Read via Symlink

Weblate is a web based localization tool. In versions prior to 5.17, the ZIP download feature didn't verify downloaded files, potentially following symlinks outside the repository. This issue has been fixed in version 5.17.

Published: 2026-04-15 Last update: 2026-04-21 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2026-34242 is rated Low Risk (31.5/100): CVSS High severity, with low exploitation likelihood (EPSS 0.01%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2026-34242

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-04-16 0.01%

Full EPSS history (1 record total)

Common vulnerability scoring system (CVSS) metrics for CVE-2026-34242

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.7 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
3.1 4.0 [email protected]

Weakness enumeration for CVE-2026-34242

GitHub Security Advisory for CVE-2026-34242

GHSA-hv99-mxm5-q397 · Severity: high · Ecosystem: pip — Weblate: Arbitrary File Read via Symlink

OS Trackers for CVE-2026-34242

vendor priority summary link
suse high https://www.suse.com/security/cve/CVE-2026-34242/

Affected software / configurations for CVE-2026-34242

Vendor Product Version Raw CPE
weblate weblate < 5.17 cpe:2.3:a:weblate:weblate:*:*:*:*:*:*:*:*

References for CVE-2026-34242

cvelogic Threat Intelligence