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{"bugzilla": {"description": "chromium-browser: Insufficient validation of untrusted input in Media", "id": "2456788", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2456788"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.0", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-79", "details": ["Insufficient validation of untrusted input in Media in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)", "An insufficient validation of untrusted input flaw was found in the Media component of the Chromium browser.\nUpstream bug(s):\nhttps://code.google.com/p/chromium/issues/detail?id=484547633"], "name": "CVE-2026-5884", "public_date": "2026-04-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-5884\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-5884\nhttps://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html\nhttps://issues.chromium.org/issues/484547633"], "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": "[147.0.7727.55,147.0.7727.55)"}}], "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": "2026-04-13T22:30:03.752833+00:00", "value": {"mitigation_remediation": ["Update Google Chrome to version 147.0.7727.55 or later"], "summary": {"action": "Immediate Patch", "impact": "Remote Code Execution"}, "threat_synthesis": {"affected_systems": "Google Chrome users, specifically versions older than 147.0.7727.55, across all supported platforms\u2014Windows, macOS, Linux and other operating systems where Chrome is installed. The affected software is the Chromium\u2011based browser component, with no other vendor products listed.", "description_and_impact": "A flaw in Google Chrome\u2019s media handling fails to properly validate untrusted input, allowing a malicious HTML page to cause the renderer process to execute arbitrary code within its sandbox. The vulnerability enables an attacker to run unintended code, posing a risk of unauthorized access to user data, configuration, or system resources depending on the sandbox permissions and any privilege escalation that may follow. The identified weaknesses correspond to CWE\u201120 (Improper Input Validation) and CWE\u201179 (Improper Neutralization of Input), confirming that the issue arises from insufficient sanitization of external content.", "risk_and_exploitability": "The CVSS score of 8.8 reflects high severity and the low EPSS probability (<1%) indicates limited exploitation patterns reported so far. The vulnerability is not yet catalogued in the CISA KEV list, suggesting no confirmed widespread attacks. Exploitation requires an attacker who can deliver a crafted HTML page to a user and first compromise the renderer process; once achieved, arbitrary code can be run inside the sandbox, potentially paving the way for further compromise if sandbox escape mechanisms succeed."}}}}, "created": "2026-04-09T08:17:18.509959+00:00", "updated": "2026-04-14T16:37:44.640203+00:00", "vendors": ["google", "google$PRODUCT$chrome"]}