What is CVE-2026-87597?
UI misrepresentation in CustomTabs in Google Chrome on on Android prior to 153.0.8010.36 allowed a remote attacker to spoof address bar via a co-installed app. (Chromium security severity: Low)
The record classifies CVE-2026-87597 under weakness class CWE-451. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 45 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 4.8 — MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L - EPSS (FIRST)
- 0.2% probability of exploitation in the next 30 days, higher than 16.7% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 3.1/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2026-09-09
Is CVE-2026-87597 being exploited?
It currently carries a trending score of 31 in the Threadlinqs vulnerability feed.
Affected products and versions
- Google: Chrome
How to fix CVE-2026-87597
No vendor patch reference has been recorded for CVE-2026-87597 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2026-87597
1 tracked threat in the Threadlinqs corpus references CVE-2026-87597, either in the campaign’s CVE list or as an indicator on the campaign record.
- Multiple Vulnerabilities in Microsoft Edge prior to 154.0.4258.53 (HK GovCERT A26-10-03) — CRITICAL · 2026-10-02
Sources
Enriched from CVE.org, FIRST EPSS. Last verified by Threadlinqs on .