How severe is CVE-2026-4092?

CVE-2026-4092 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-4092 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-4092?

CVE-2026-4092 affects Google Clasp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-4092?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-4092 have an EU (EUVD) identifier?

Yes. CVE-2026-4092 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-12047.

When was CVE-2026-4092 published?

CVE-2026-4092 was published on 2026-03-13 and last updated on 2026-06-17.

CVE-2026-4092

CVE-2026-4092 is a high-severity vulnerability in Google Clasp with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 8.7
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-12047
Weakness: CWE-22
Affected product: Google Clasp
Published: 2026-03-13
Last modified: 2026-06-17

Description

Path Traversal in Clasp impacting versions < 3.2.0 allows a remote attacker to perform remote code execution via a malicious Google Apps Script project containing specially crafted filenames with directory traversal sequences.

Frequently asked questions

What is CVE-2026-4092?: Path Traversal in Clasp impacting versions < 3.2.0 allows a remote attacker to perform remote code execution via a malicious Google Apps Script project containing specially crafted filenames with directory traversal sequences.
How severe is CVE-2026-4092?: CVE-2026-4092 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-4092 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-4092?: CVE-2026-4092 affects Google Clasp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-4092?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-4092 have an EU (EUVD) identifier?: Yes. CVE-2026-4092 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-12047.
When was CVE-2026-4092 published?: CVE-2026-4092 was published on 2026-03-13 and last updated on 2026-06-17.

References

https://github.com/google/clasp/pull/1109

Affected products (1)

cpe:2.3:a:google:clasp:*:*:*:*:*:*:*:*

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