How severe is CVE-2025-6557?

CVE-2025-6557 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-6557 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-6557?

CVE-2025-6557 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-6557?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-6557 have an EU (EUVD) identifier?

Yes. CVE-2025-6557 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19071.

When was CVE-2025-6557 published?

CVE-2025-6557 was published on 2025-06-24 and last updated on 2026-06-17.

CVE-2025-6557

CVE-2025-6557 is a medium-severity vulnerability in Google Chrome with a CVSS 3.x base score of 5.4. 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-1021.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19071
Weakness: CWE-1021
Affected product: Google Chrome
Published: 2025-06-24
Last modified: 2026-06-17

Description

Insufficient data validation in DevTools in Google Chrome on Windows prior to 138.0.7204.49 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code via a crafted HTML page. (Chromium security severity: Low)

Frequently asked questions

What is CVE-2025-6557?: Insufficient data validation in DevTools in Google Chrome on Windows prior to 138.0.7204.49 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code via a crafted HTML page. (Chromium security severity: Low)
How severe is CVE-2025-6557?: CVE-2025-6557 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-6557 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-6557?: CVE-2025-6557 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-6557?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-6557 have an EU (EUVD) identifier?: Yes. CVE-2025-6557 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19071.
When was CVE-2025-6557 published?: CVE-2025-6557 was published on 2025-06-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

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