CVE-2026-12456

MediumCVSS 4.2/10Last modified Oct 26, 2026

Description

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to bypass same origin policy via a crafted Chrome Extension. (Chromium security severity: High)

Metrics

CVSS 3.1 4.2/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Weakness enumeration

Affected software

VendorProductVersions
GoogleChrome>= 149.0.7827.155, < 149.0.7827.155

References

Timeline

Published
Jun 17, 2026
Last modified
Oct 26, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-1245609.8A vulnerability was found in D-Link DIR-878 1.20B05. This affects the function GetCAPTCHAsetting of the file bin/prog.cgi of the component HCVE-2026-1245617.5A vulnerability was determined in D-Link DIR-878 1.20B05. This impacts the function SetVLANSettings of the file prog.cgi of the component HNCVE-2026-1245627.5A vulnerability was identified in D-Link DIR-878 1.20B05. Affected is the function SetWanSettings of the component HNAP Handler. The manipulCVE-2026-1245637.5A security flaw has been discovered in D-Link DIR-878 1.20B05. Affected by this vulnerability is the function SetWanSettings of the componenCVE-2026-1245645.3A weakness has been identified in D-Link DIR-878 1.20B05. Affected by this issue is the function GetListDirectory of the file bin/prog.cgi oCVE-2026-1245654.3A security vulnerability has been detected in fushengqian fuint up to 36cc31b08d77facc94e8959afa02224891b4fe5f. This affects the function coCVE-2026-1245664.3A vulnerability was detected in fushengqian fuint up to 36cc31b08d77facc94e8959afa02224891b4fe5f. This vulnerability affects the function alCVE-2026-1245674.3A flaw has been found in fushengqian fuint up to 36cc31b08d77facc94e8959afa02224891b4fe5f. This issue affects the function receipt of the fiCVE-2026-1245684.3A vulnerability has been found in fushengqian fuintCatering up to 6d054f5788ac8645eb491f79242bb8a625efc133. Impacted is the function RefundSCVE-2026-1245695.4A vulnerability was found in fushengqian fuintCatering up to 6d054f5788ac8645eb491f79242bb8a625efc133. The affected element is the function CVE-2026-124574.2Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderCVE-2026-1245702.4A vulnerability was detected in SourceCodester Online Leave Management System 1.0. Affected is an unknown function of the file app/classes/M
CVE-2026-12456: Medium severity, CVSS 4.2 | Vulnix