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CVE-2026-10277

A vulnerability was found in j3k0 mcp-google-workspace up to 831790e7d5c2663325733d9f5579cc339a267c4c. This issue affects the function saveToDisk of the file src/tools/gmail.ts of the component MCP Gmail Tool. Performing a manipulation results in improper access controls. It is possible to initiate the attack remotely. The exploit has been made public and could be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:0c3161c3a7c96eae555612877db3dabc7ea9e9ace956d1ce6819fe62e1bd7cf7
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/metrics/0/cvssV4_0
cwe · 2 assertions

{"cweId":"CWE-284","description":"Improper Access Controls","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-266","description":"Incorrect Privilege Assignment","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:j3k0:mcp-google-workspace:*:*:*:*:*:*:*:*"],"modules":["MCP Gmail Tool"],"product":"mcp-google-workspace","vendor":"j3k0","versions":[{"status":"affected","version":"831790e7d5c2663325733d9f5579cc339a267c4c"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-284","description":"Improper Access Controls","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-266","description":"Incorrect Privilege Assignment","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/problemTypes/1/descriptions/0

Source references

8 source assertions
{"tags":["product"],"url":"https://github.com/j3k0/mcp-google-workspace/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/references/7
{"tags":["patch"],"url":"https://github.com/j3k0/mcp-google-workspace/commit/89c091ecf8b9f9c7291d1af0b1966e271f86551c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/references/6
{"tags":["exploit","issue-tracking"],"url":"https://github.com/j3k0/mcp-google-workspace/issues/19"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/references/4
{"tags":["issue-tracking","patch"],"url":"https://github.com/j3k0/mcp-google-workspace/pull/22"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/references/5
{"name":"CVE-2026-10277 | CVE Analysis and Report","tags":["third-party-advisory"],"url":"https://vuldb.com/cve/CVE-2026-10277"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/references/2
{"name":"Submit #825416 | j3k0 mcp-google-workspace 1.0.0 Arbitrary File Write","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/825416"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/references/3
{"name":"VDB-367570 | j3k0 mcp-google-workspace MCP Gmail Tool gmail.ts saveToDisk access control","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/367570"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/references/0
{"name":"VDB-367570 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/367570/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6a8c756f0ce49ea1c70b0d41d084ad2d8a3789916e9a06b2c5ddb638f970c5b7 · sha256:f1f3b6faac0e6cfd… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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