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{"bugzilla": {"description": "chromium-browser: Inappropriate implementation in WebGL", "id": "2453699", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453699"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-125", "details": ["An inappropriate implementation flaw was found in the WebGL component of the Chromium browser.\nUpstream bug(s):\nhttps://code.google.com/p/chromium/issues/detail?id=490118036"], "name": "CVE-2026-5291", "public_date": "2026-03-31T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-5291\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-5291\nhttps://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_31.html\nhttps://issues.chromium.org/issues/490118036"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,146.0.7680.178)"}}], "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": "2026-04-02T23:02:18.281524+00:00", "value": {"mitigation_remediation": ["Upgrade Google Chrome to version 146.0.7680.178 or later and restart the browser", "Verify the update by checking the browser\u2019s About page or chrome://system", "If immediate upgrade is not possible, use chrome://flags to disable WebGL until the patch is applied"], "summary": {"action": "Apply Patch", "impact": "Information Disclosure via Process Memory Leak"}, "threat_synthesis": {"affected_systems": "Google Chrome on Windows, macOS, Linux, and other major operating systems is affected. All versions earlier than 146.0.7680.178 are vulnerable; newer versions include the fix. The issue applies across desktop browsers on the platforms listed in the CPE data.", "description_and_impact": "A flaw in Chrome's WebGL implementation allowed a malicious web page to read arbitrary memory from the browser process. This flaw manifests as a buffer read error (CWE\u2011125) combined with an information\u2011disclosure weakness (CWE\u2011200). An attacker could use a crafted HTML page to extract sensitive data such as private application data, session tokens, or other in\u2011memory secrets, leading to compromise of user confidentiality. The vulnerability does not grant arbitrary code execution but can expose valuable information at the process level.", "risk_and_exploitability": "The CVSS score of 6.5 classifies the issue as Medium; the EPSS score of less than 1% indicates low likelihood of exploitation in the wild, and the vulnerability is not listed in CISA\u2019s KEV catalog. The attack vector inferred from the description is remote, requiring the victim to visit a malicious web page. Exploitation would be straightforward for an attacker with access to a victim's browsing session but does not pose a system\u2011wide compromise risk."}}}}, "created": "2026-04-02T07:49:57.097754+00:00", "updated": "2026-04-03T09:19:15.252609+00:00", "vendors": ["google", "google$PRODUCT$chrome"]}