What is CVE-2026-13963?

CVE-2026-13963 is a low-severity vulnerability in Google Chrome, classified under Cross-Site Request Forgery (CSRF). CVSS score: 3.1/10. Published 2026-06-30.

How severe is CVE-2026-13963?

Low severity. CVSS v3 base score is 3.1 out of 10.

CSRF in Google Chrome

CVE-2026-13963

Inappropriate implementation in DevTools in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2026-06-30 · last modified 2026-07-02.

CVSS v3 metric

CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (7.2th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Google Chrome — versions 150.0.7871.47

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352… (Release Notes, Vendor Advisory)
issues.chromium.org/issues/513727626 (Permissions Required)

Frequently asked questions

What is CVE-2026-13963?: CVE-2026-13963 is a low-severity vulnerability in Google Chrome, classified under Cross-Site Request Forgery (CSRF). CVSS score: 3.1/10. Published 2026-06-30.
How severe is CVE-2026-13963?: Low severity. CVSS v3 base score is 3.1 out of 10.