Vulnerability · Published Jun 3, 2026 · Assigned by certcc
CVE-2026-8889CVE-2026-8889
High 7.5
In plain English
A high-severity security flaw in Securly Chrome Extension from Securly. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.2%top 83.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Version 3.0.7 of the Securly Chrome Extension uses deprecated SHA-1 hashing for IWF CSAM URL matching (25,020 hashes) and CIPA blocklist matching (12,352 hashes).
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Securly | Securly Chrome Extension | 0 – through 3.0.7 |