ApostropheCMS has Arbitrary File Write (Zip Slip / Path Traversal) in Import-Export Gzip Extraction

Description

Reported: 2026-03-08
Status: patched and released in version 3.5.3 of @apostrophecms/import-export

Recommendation

Update the @apostrophecms/import-export package to the latest compatible version. Followings are version details:

• Affected version(s): <= 3.5.2
• Patched version(s): 3.5.3

References

• GHSA-mwxc-m426-3f78
• CVE-2026-32731
• CWE-22
• CAPEC-310
• OWASP 2021-A1
• OWASP 2021-A6

Related Issues

• SillyTavern has a path traversal in `/api/chats/import` allows arbitrary file write outside intended chat directory - CVE-2026-34522
• @appium/support has a Zip Slip arbitrary file write in its ZIP extraction - CVE-2026-30973
• Saltcorn has an Unauthenticated Path Traversal in sync endpoints, allowing arbitrary file write and directory read - CVE-2026-40163
• Rollup 4 has Arbitrary File Write via Path Traversal - CVE-2026-27606

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Tags:

npm

@apostrophecms/import-export