CVE-2026-6572Collabora KodExplorer fileUpload Endpoint share.class.php improper authorization
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No exploitation reported and no EPSS estimate yet.
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A security vulnerability has been detected in Collabora KodExplorer up to 4.52. Affected by this issue is some unknown functionality of the file /app/controller/share.class.php of the component fileUpload Endpoint. The manipulation of the argument fileUpload leads to improper authorization. Remote exploitation of the attack is possible. The attack's complexity is rated as high. The exploitation is known to be difficult. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- CVSS
- 5.6 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
- Weakness (CWE)
- CWE-285, CWE-266
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Apr 20, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Collabora KodExplorer collabora:kodexplorer (from the name) | 4.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; and 45 more ranges | CNA record |
References
- https://vuldb.com/vuln/358206vdb-entry, technical-description
- https://vuldb.com/vuln/358206/ctisignature, permissions-required
- https://vuldb.com/submit/789988third-party-advisory
- https://vulnplus-note.wetolink.com/share/PLCI4v0BWaF8broken-link, exploit
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.