KEV Entry

CVE-2023-4863

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2023-4863

2023-09-13 00:00 UTC

Timestamps

2023-09-13

2023-09-13

Scope

KEVIntel entry: Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds... | Affected: Google / Chrome, libwebp | CVSS: 8.8 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2023-4863', 'url': 'https://www.cve.org/CVERecord?id=CVE-2023-4863'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2023-4863'}

e108e71e-695b-4aa5-bca6-a37c7da32f99

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-19 12:46 UTC

2026-06-19 12:46 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2023-09-13T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 8.8,
  "cvss_severity": "HIGH",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": false,
  "product": "Chrome, libwebp",
  "title": "Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds...",
  "used_in_malware": "unknown",
  "vendor": "Google"
}
 -
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