How severe is CVE-2024-7977?

CVE-2024-7977 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-7977 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-7977?

CVE-2024-7977 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-7977?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-7977 have an EU (EUVD) identifier?

Yes. CVE-2024-7977 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-48810.

When was CVE-2024-7977 published?

CVE-2024-7977 was published on 2024-08-21 and last updated on 2026-06-17.

CVE-2024-7977

CVE-2024-7977 is a high-severity vulnerability in Google Chrome with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-48810
Weakness: CWE-20
Affected product: Google Chrome
Published: 2024-08-21
Last modified: 2026-06-17

Description

Insufficient data validation in Installer in Google Chrome on Windows prior to 128.0.6613.84 allowed a local attacker to perform privilege escalation via a malicious file. (Chromium security severity: Medium)

Frequently asked questions

What is CVE-2024-7977?: Insufficient data validation in Installer in Google Chrome on Windows prior to 128.0.6613.84 allowed a local attacker to perform privilege escalation via a malicious file. (Chromium security severity: Medium)
How severe is CVE-2024-7977?: CVE-2024-7977 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-7977 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-7977?: CVE-2024-7977 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-7977?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-7977 have an EU (EUVD) identifier?: Yes. CVE-2024-7977 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-48810.
When was CVE-2024-7977 published?: CVE-2024-7977 was published on 2024-08-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

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