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{"bugzilla": {"description": "chromium-browser: Inappropriate implementation in WebAssembly", "id": "2444616", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2444616"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["Inappropriate implementation in WebAssembly in Google Chrome prior to 145.0.7632.159 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)"], "name": "CVE-2026-3542", "public_date": "2026-03-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-3542\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-3542\nhttps://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop.html\nhttps://issues.chromium.org/issues/485152421"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[145.0.7632.159,145.0.7632.159)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Chrome", "source": "cna", "vendor": "Google"}, "product": "chrome", "vendor": "google"}], "analysis": {"en": {"generated_at": "2026-04-16T13:09:47.881661+00:00", "value": {"mitigation_remediation": ["Update Chrome to version 145.0.7632.159 or later and restart your browser to apply the patch.", "Configure your system to receive and install automatic Chrome updates so future fixes are applied without manual intervention.", "If immediate upgrading is not feasible, mitigate by disabling WebAssembly for untrusted sites via the Chrome flag \"--disable-features=WebAssembly\" or the enterprise policy \"WebAssemblyEnabled\" set to false, limiting the attacker\u2019s ability to trigger the vulnerability."], "summary": {"action": "Immediate Patch", "impact": "Remote memory corruption that could lead to code execution"}, "threat_synthesis": {"affected_systems": "This issue affects Google Chrome installations on all major operating systems\u2014Windows, macOS, and Linux\u2014as reflected in the associated CPE strings. Any user running Chrome versions earlier than 145.0.7632.159 is potentially exposed. The vulnerability does not depend on the underlying operating system version beyond the presence of Chrome.", "description_and_impact": "The flaw is in Chrome\u2019s WebAssembly engine prior to version 145.0.7632.159. An attacker who can supply a crafted HTML page can trigger an out\u2011of\u2011bounds memory access inside the browser, corrupting local memory. Such corruption can potentially be leveraged to execute arbitrary code, exfiltrate data, or crash the browser. The vulnerability is classified under CWE\u2011284, indicating a weakness involving improper authorization or access control.", "risk_and_exploitability": "The CVSS score of 8.8 marks this as a high\u2011severity flaw, yet the EPSS score is below 1\u202f%, indicating a low probability of current exploitation. It is not currently listed in CISA\u2019s KEV catalog. The likely attack vector requires a victim to visit a malicious or compromised webpage that hosts the exploit. No privileged escalation is required; the attack impacts the user\u2019s browser session directly."}}}}, "created": "2026-03-05T09:05:52.578577+00:00", "updated": "2026-04-16T13:15:06.226968+00:00", "vendors": ["google", "google$PRODUCT$chrome"]}