CVE-2026-13963 Information disclosure in Chrome
A remote attacker can leak cross-origin data by tricking a user into specific UI gestures in Chrome DevTools via a crafted HTML page.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-13963?
CVE-2026-13963 is a low-severity vulnerability in Google Chrome, published on 30 Jun 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
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)
Weakness: CWE-352
Which versions are affected by CVE-2026-13963?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-13963?
Upgrade to a fixed version.
Is CVE-2026-13963 being exploited?
There is no known exploitation of CVE-2026-13963 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-13963, ECHO-d3a7-8623-c24b, GHSA-f5w7-vpjf-rmjj, MINI-j4jc-qq8m-qmv2.