When was CVE-2021-30577 disclosed?

CVE-2021-30577 was first published in the National Vulnerability Database on August 3, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-30577 actively exploited?

CVE-2021-30577 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 49.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-30577?

CVE-2021-30577 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2021-30577?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-30577, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

CVE-2021-30577

HIGHNVD 7.87.8—

7.8

Insufficient policy enforcement in Installer in Google Chrome prior to 92.0.4515.107 allowed a remote attacker to perform local privilege escalation via a crafted file.

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 49.7%
KEV: Not listed

References (10)

chrome-cve-admin@googlehttps://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop_20.html
chrome-cve-admin@googlehttps://crbug.com/1204811
chrome-cve-admin@googlehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LVY4WIWTVVYKQMROJJS365TZBKEARCF/
chrome-cve-admin@googlehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
chrome-cve-admin@googlehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QW4R2K5HVJ4R6XDZYOJCCFPIN2XHNS3L/
af854a3a-2127-422b-91ae-364da2661108https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop_20.html
af854a3a-2127-422b-91ae-364da2661108https://crbug.com/1204811
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LVY4WIWTVVYKQMROJJS365TZBKEARCF/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QW4R2K5HVJ4R6XDZYOJCCFPIN2XHNS3L/

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CVE-2021-30577

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References (10)

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Is Your Infrastructure Affected by CVE-2021-30577?

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CVE-2021-30577

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🔗 References (10)

Weakness Classification(2)

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References (10)

Frequently asked(5)

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