CVE-2026-7973

HIGHNVD 8.88.8—Trending — 4 sources updated this week

8.8

Integer overflow in Dawn in Google Chrome on Windows prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3: 8.8
EG Score: 8.8(high)
EPSS: 21.2%
KEV: Not listed

Published

May 6, 2026

Last Modified

May 6, 2026

Advisory Details (2)

Auto-updated May 10, 2026

No patch confirmed yet.

generic

Chromium

https://issues.chromium.org/issues/497565944

generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html

Vendor Advisories for CVE-2026-7973(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

CVE-2026-7973
Microsoft Security Response Center (MSRC)
Chromium: CVE-2026-7973 Integer overflow in Dawn

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-472

Data Freshness Timeline

(refreshed 20× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-03 14:21 UTCEG score recompute
2026-06-03 14:21 UTCVendor advisory
2026-06-03 14:21 UTCGHSA enrichment
2026-06-03 01:15 UTCEG score recompute
2026-06-03 01:15 UTCVendor advisory
2026-06-03 01:14 UTCGHSA enrichment
2026-06-02 20:13 UTCepss_batch
2026-06-02 11:33 UTCEG score recompute
2026-06-02 11:33 UTCVendor advisory
2026-06-02 11:33 UTCGHSA enrichment
2026-06-01 22:27 UTCEG score recompute
2026-06-01 22:27 UTCVendor advisory
2026-06-01 22:27 UTCGHSA enrichment
2026-06-01 13:52 UTCepss_batch
2026-06-01 09:21 UTCEG score recompute
2026-06-01 09:21 UTCVendor advisory
2026-06-01 09:21 UTCGHSA enrichment
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2026-7973?

CVE-2026-7973 is a high vulnerability published on May 6, 2026. Integer overflow in Dawn in Google Chrome on Windows prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

When was CVE-2026-7973 disclosed?

CVE-2026-7973 was first published in the National Vulnerability Database on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-7973 actively exploited?

CVE-2026-7973 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 21.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-7973?

CVE-2026-7973 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2026-7973?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-7973, 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.

Dependency Blast Radius

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