CVE-2026-1504

MEDIUM6.5

Inappropriate implementation in Background Fetch API in Google Chrome prior to 144

Published Jan 27, 2026

Modified 1 months ago

Fix available

Details

Inappropriate implementation in Background Fetch API in Google Chrome prior to 144.0.7559.110 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

Affected Packages

Google Chrome

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

144.0.7559.110

References

WEB

https://chromereleases.googleblog.com/2026/01/stable-channel-update-for-desktop_27.html

WEB

https://issues.chromium.org/issues/474435504

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-1504

CVSS Analysis

CVSS v3.1

6.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

NoneI:N

Availability

NoneA:N

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

Ecosystems(20)

Windows 10 (1507)Windows 10 (1607) / Server 2016 Windows 10 (1809) / Server 2019 Windows 10 (1903)Windows 10 (1909)

Timeline

PublishedJan 27, 2026

ModifiedJan 27, 2026