CVE-2026-125390
Group-Office before 6.8.181, 25.0.116, and 26.0.58 contains an arbitrary local file read vulnerability in FolderController::actionProcessUploadQueue that allows authenticated users to read server files by supplying absolute paths in the blobs parameter. Attackers can have files hard-linked or copied into their own folder and downloaded, exposing other users' stored files and config.php database credentials.
Executive briefing
A structured intelligence assessment has not yet been generated. The source description is shown above. The background enrichment worker will retry this record.
Evidence confidence: Not assessed Evidence-derived, not an exploitability verdict
Severity & attack characteristics
CVSS vector:CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Technical explanation & impact
Technical root-cause details are not available in the current source record.
Assess the impact using the published CVSS metrics and the affected vendor component.
Affected products and versions
NVD has not supplied machine-readable vulnerable CPE product/version entries for this CVE. This is an information gap, not proof that no products are affected. Check the vendor advisory references below.
Remediation & validation
- Identify exposure by comparing the affected product and version ranges with your asset inventory, SBOM and externally exposed services.
- Review the linked vendor security advisory or patch notes. Upgrade to a vendor-confirmed fixed release; do not infer a fixed version from the CVE description.
- Until patched, consider restricting network access or disabling the affected feature where operationally safe. These are temporary controls, not a substitute for a vendor fix.
- Validate the remediation with a version check and vulnerability rescan, then retain change evidence.
No fixed version is displayed unless it is explicitly established by a vendor advisory. Follow the vendor's release notes for exact product and branch applicability.
Vendor advisories, patches & exploit references
- https://github.com/Intermesh/groupoffice/blob/v26.0.57/www/modules/files/controller/FolderController.php#L1550 VENDOR disclosure@vulncheck.com
- https://github.com/Intermesh/groupoffice/commit/3c8e2104e65242b611f7d5a9a19452e369b6f28d VENDOR disclosure@vulncheck.com
- https://github.com/Intermesh/groupoffice/commit/46b9d67e26765d9fad558c143e5d1bed45b636ac VENDOR disclosure@vulncheck.com
- https://github.com/Intermesh/groupoffice/commit/5fd450887af707596fb6bdffa1fa1011064460a5 VENDOR disclosure@vulncheck.com
- https://github.com/Intermesh/groupoffice/security/advisories/GHSA-pf66-g36v-7698 VENDOR disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/group-office-before-6.8.181-25.0.116-and-26.0.58-local-file-read-via-processuploadqueue REFERENCE disclosure@vulncheck.com