# CVE-2026-125390: Group-Office before 6.8.181, 25.0.116, and 26.0.58 Local File Read via processUploadQueue

Status: published. Published: 2026-11-09. Updated: 2026-11-09.

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.

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/Intermesh/groupoffice/commit/46b9d67e26765d9fad558c143e5d1bed45b636ac
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/Intermesh/groupoffice/commit/5fd450887af707596fb6bdffa1fa1011064460a5
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/Intermesh/groupoffice/commit/3c8e2104e65242b611f7d5a9a19452e369b6f28d

## Affected products and versions

- Intermesh / Group-Office (Intermesh/groupoffice): ≥ 0; < 6.8.181 (affected, semver); ≥ 25.0.0; < 25.0.116 (affected, semver); ≥ 26.0.0; < 26.0.58 (affected, semver). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 4.0: 7.1 (high); 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; source: CNA: VulnCheck

- CVSS 3.1: 6.5 (medium); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N; source: CNA: VulnCheck

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-36

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/Intermesh/groupoffice/security/advisories/GHSA-pf66-g36v-7698 (CNA: VulnCheck; vendor-advisory)

- https://github.com/Intermesh/groupoffice/blob/v26.0.57/www/modules/files/controller/FolderController.php#L1550 (CNA: VulnCheck; technical-description)

- https://github.com/Intermesh/groupoffice/commit/46b9d67e26765d9fad558c143e5d1bed45b636ac (CNA: VulnCheck; patch)

- https://github.com/Intermesh/groupoffice/commit/5fd450887af707596fb6bdffa1fa1011064460a5 (CNA: VulnCheck; patch)

- https://github.com/Intermesh/groupoffice/commit/3c8e2104e65242b611f7d5a9a19452e369b6f28d (CNA: VulnCheck; patch)

- https://www.vulncheck.com/advisories/group-office-before-6.8.181-25.0.116-and-26.0.58-local-file-read-via-processuploadqueue (CNA: VulnCheck; third-party-advisory)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-125390; retrieved 2026-11-10; source updated 2026-11-09

Revision: d33daa0b802282c0f00c3142b4f9d7c8326914c14d1f0610f46308be003ab5e0

Canonical: https://y2.dev/cve/CVE-2026-125390

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