PT-2026-45498 · J3K0 · Mcp-Google-Workspace

Ccccccctfi · CVE-2026-10277 · Published 2026-06-01 · Updated 2026-06-01

Positive Technologies (AI Summary)

CVSS v2.0

6.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions j3k0 mcp-google-workspace versions prior to 89c091ecf8b9f9c7291d1af0b1966e271f86551c

Description Improper access controls exist within the MCP Gmail Tool component. A remote attacker can exploit this issue by manipulating the saveToDisk() function located in the src/tools/gmail.ts file.

Recommendations Install patch 89c091ecf8b9f9c7291d1af0b1966e271f86551c. As a temporary workaround, restrict the use of the saveToDisk() function until the patch is applied.

Exploit

Fix

Incorrect Privilege Assignment

Improper Access Control

Weakness Enumeration

CWE-266

CWE-284

Related Identifiers

CVE-2026-10277

Affected Products

Mcp-Google-Workspace

References · 9

• 🔥 https://github.com/j3k0/mcp-google-workspace/issues/19 · Exploit
• https://github.com/j3k0/mcp-google-workspace/pull/22 · Patch
• https://github.com/j3k0/mcp-google-workspace/commit/89c091ecf8b9f9c7291d1af0b1966e271f86551c · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-10277 · Security Note
• https://vuldb.com/cve/CVE-2026-10277 · Note
• https://vuldb.com/submit/825416 · Note
• https://github.com/j3k0/mcp-google-workspace · Note
• https://vuldb.com/vuln/367570 · Note
• https://vuldb.com/vuln/367570/cti · Note