CVE & CISA-KEV Catalog

CVE-2025-6556

MEDIUM
5.4
CVSS v3
NVD

Description

Insufficient policy enforcement in Loader in Google Chrome prior to 138.0.7204.49 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chromium security severity: Low)

How to fix

Remediation Available
chromiumDebian
Fixed in:138.0.7204.49-1~deb12u1CVE-2025-6556
Fixed in:138.0.7204.49-1CVE-2025-6556
Fixed in:138.0.7204.49-1CVE-2025-6556
Google ChromeWindows application
Affected:138.0.7204.49Fixed in:138.0.7204.49Google LLC
Google Chrome (EXE)Windows application
Affected:138.0.7204.49Fixed in:138.0.7204.49Google LLC
Google Chrome BetaWindows application
Affected:138.0.7204.49Fixed in:138.0.7204.49Google LLC
Google Chrome Beta (EXE)Windows application
Affected:138.0.7204.49Fixed in:138.0.7204.49Google LLC
Google Chrome CanaryWindows application
Affected:138.0.7204.49Fixed in:138.0.7204.49Google LLC
Google Chrome DevWindows application
Affected:138.0.7204.49Fixed in:138.0.7204.49Google LLC
Google Chrome Dev (EXE)Windows application
Affected:138.0.7204.49Fixed in:138.0.7204.49Google LLC

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityLow
IntegrityLow
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Exploit Intelligence

0.16%probability of exploitation in 30 days
5thpercentile

Low risk: more likely to be exploited than 5% of all known CVEs.

References

Related Vulnerabilities

Other CWE-288 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2023-42793Critical9.8100%KEV + RansomFix
CVE-2024-1709Critical10.0100%KEV + RansomFix
CVE-2024-27198Critical9.8100%KEV + RansomFix
CVE-2025-4427Medium5.3100%KEVFix
CVE-2024-55591Critical9.898%KEV + RansomFix
CVE-2023-46747Critical9.897%KEV + Ransom-
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CVE-2025-6556 severity badge

Markdown

[![CVE-2025-6556](https://tridentstack.com/cve/badge/CVE-2025-6556.svg)](https://tridentstack.com/cve/CVE-2025-6556)

HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-07-02.