Observable discrepancy in CustomTabs in Google Chrome on on Android prior to 152.0.7977.65 allowed a local attacker to obtain cross-origin data via a co-installed app. (Chromium security severity: Medium)
History

Mon, 31 Aug 2026 19:15:00 +0000

Type Values Removed Values Added
First Time appeared Google android
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Vendors & Products Google android

Fri, 28 Aug 2026 23:15:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Disclosure via CustomTabs in Google Chrome for Android

Fri, 28 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 2.9, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'}


Tue, 25 Aug 2026 23:00:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Tue, 25 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Description Observable discrepancy in CustomTabs in Google Chrome on on Android prior to 152.0.7977.65 allowed a local attacker to obtain cross-origin data via a co-installed app. (Chromium security severity: Medium)
Weaknesses CWE-203
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published: 2026-08-25T20:10:32.602Z

Updated: 2026-08-28T18:37:13.002Z

Reserved: 2026-08-25T06:04:12.296Z

Link: CVE-2026-78936

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2026-08-25T21:17:49.383

Modified: 2026-08-31T18:57:39.223

Link: CVE-2026-78936

cve-icon Redhat

No data.