CVE-2026-7977

FAUCET Score

Inappropriate implementation in Canvas in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: Medium)

First published: May 6, 2026Last modified: May 6, 2026

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 148.0.7778.96CPE matchmatch criteria	cpe:2.3:a:google:chrome::::::::
		>= 148.0.7778.96, < 148.0.7778.96CPE match	cpe:2.3:a:google:chrome::::::::

CVSS Data

CVSS version used by this source: 3.1

6.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

Exploitability Score

2.8

Impact Score

3.4

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.16%

Probability of exploitation in next 30 days

EPSS Percentile

5.3%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0016 is in the 4th percentile among its peer group of 26,236 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

microsoftpatch availablevia msrc

Product: Microsoft Edge (Chromium-based)Fixed in: 148.0.3967.54

Vendor Advisories (1)

microsoft2026-May/CVE-2026-7977

Chromium: CVE-2026-7977 Inappropriate implementation in Canvas

May 7, 2026

References

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

Vendor Advisory

issues.chromium.org / issues/497821223

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