CVE-2026-116213
Webasyst Framework through 4.4.0 Arbitrary File Read via waArchiveTar Symlinks
- State
- Published
- Severity
- 6.9 Medium
- Published
- Oct 26, 2026
- Updated
- Oct 26, 2026
- Reserved
- Oct 25, 2026
Description
Webasyst Framework through 4.4.0 contains an arbitrary file read vulnerability in waArchiveTar::writeItem() that creates symlinks from theme archives without validating link targets. Authenticated users with theme management rights can upload themes containing symlinks to wa-config/db.php or /etc/passwd and read them through the public theme path.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 4.9 Medium | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N | VulnCheck |
Weaknesses
- CWE-59 Improper Link Resolution Before File Access ('Link Following')
Affected Products
| Product | Versions |
|---|---|
Webasyst FrameworkWebasyst |
|
References
- GitHub Issue #396issue-tracking
- https://github.com/webasyst/webasyst-framework/blob/cc609e5db23e68d982e15ebf65bf9d25120333af/wa-system/file/waArchiveTar.class.php#L1243-L1250technical-description
- https://github.com/webasyst/webasyst-framework/blob/cc609e5db23e68d982e15ebf65bf9d25120333af/wa-system/file/waTheme.class.php#L2609-L2660technical-description
- https://github.com/webasyst/webasyst-frameworkproduct
- VulnCheck Advisory: Webasyst Framework through 4.4.0 Arbitrary File Read via waArchiveTar Symlinksthird-party-advisory
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