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8.8
CVE-2026-5873EXPLOITEDPATCHED
google · chrome

CVE-2026-5873: Out of bounds read and write in V8 in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute arbitrar

Description

Out of bounds read and write in V8 in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Affected Products

VendorProductVersions
googlechrome147.0.7727.55

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
applemacoscve_cpe95%
googlechromecert_advisory90%
linuxlinux_kernelcve_cpe95%
microsoftmicrosoft edgecert_advisory90%
microsoftwindowscve_cpe95%

References

  • https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
  • https://issues.chromium.org/issues/496301615

Related News (4 articles)

Tier E
Lobsters Security1d ago
I Let Claude Opus Write a Chrome Exploit: The Next Model (Mythos?) Won't Need My Help?
→ No new info (linked only)
Tier A
Microsoft MSRC6d ago
Chromium: CVE-2026-5873 Out of bounds read and write in V8
→ No new info (linked only)
Tier B
BSI Advisories8d ago
[NEU] [hoch] Google Chrome und Microsoft Edge: Mehrere Schwachstellen
→ No new info (linked only)
Tier C
VulDB8d ago
CVE-2026-5873 | Google Chrome up to 146.0.7680.178 V8 out-of-bounds write (ID 496301)
→ No new info (linked only)
CVSS 3.18.8 HIGH
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA KEV❌ No
Actively exploited✅ Yes
Patch available
146.0.7680.178
PublishedApr 8, 2026
Last enriched6d agov3
Trending Score61
Source articles4
Independent4
Info Completeness8/14
Missing: cvss, epss, cwe, kev, iocs, mitre_attack

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Related CVEs (5)

HIGHCVE-2026-5292EXP
CVE-2026-5292: Out of bounds read in WebCodecs in Google Chrome prior to 146.0.7680.178 allowed a remote attacker to perform an out of
Trending: 60
HIGHCVE-2026-6297EXP
CVE-2026-6297: Use after free in Proxy in Google Chrome prior to 147.0.7727.101 allowed an attacker in a privileged network position to
Trending: 57
CRITICALCVE-2026-6298EXP
CVE-2026-6298: Heap buffer overflow in Skia in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to obtain potentially se
Trending: 55
HIGHCVE-2026-6318EXP
CVE-2026-6318: Use after free in Codecs in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code in
Trending: 54
HIGHCVE-2026-6316EXP
CVE-2026-6316: Use after free in Forms in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code ins
Trending: 54

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Apr 8, 2026
Discovered by ZDM
Apr 8, 2026
Updated: description, severity, affectedVersions, patchAvailable
Apr 9, 2026
Updated: severity, exploitAvailable, activelyExploited
Apr 10, 2026
Actively Exploited
Apr 13, 2026
Exploit Available
Apr 13, 2026
Patch Available
Apr 13, 2026

Version History

v3
Last enriched 6d ago
v3Tier A6d ago

Updated vendor to Microsoft, product to Edge, severity to HIGH, and marked exploit as available and actively exploited.

severityexploitAvailableactivelyExploited
via Microsoft MSRC
v2Tier C8d ago

Updated severity to CRITICAL, added affected version 146.0.7680.178, and corrected exploit availability.

descriptionseverityaffectedVersionspatchAvailable
via VulDB
v18d ago

Initial creation