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CVE-2026-4092

30
FAUCET Score

CVE-2026-4092 identifies a high-severity path traversal vulnerability (CVSS 8.7) in Clasp versions prior to 3.2.0. This flaw enables a remote attacker to achieve remote code execution by leveraging a malicious Google Apps Script project containing specially crafted filenames with directory traversal sequences. The attack has low complexity but requires user interaction, potentially leading to high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, and no public exploit code is available. However, the vulnerability has received some community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.2.0CPE matchmatch criteria
cpe:2.3:a:google:clasp:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

8.7HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/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

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.46%
Probability of exploitation in next 30 days
EPSS Percentile
37.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0046 is in the 40th percentile among its peer group of 14,848 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: @google/claspFixed in: 3.2.0

Vendor Advisories (1)

npmGHSA-hqjg-pww4-pcgqhigh

@google/clasp vulnerable to unsafe path traversal cloning or pulling a malicious script

Mar 13, 2026

References

github.com / google/clasp/pull/1109
Issue TrackingPatch