Vulnerability in Google Chrome

CVE-2023-5217

Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

EPSS: 0.050 (89.9th percentile) — read the EPSS interpretation.

Affected products

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-5217?
CVE-2023-5217 is a vulnerability in Google Chrome. Published 2023-09-28.
Is CVE-2023-5217 known to be exploited?
Yes. CVE-2023-5217 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-10-02), indicating it is being actively exploited. 18 public proof-of-concept repositories are indexed.