Vulnerability details
CVE-2026-8889
Securly Chrome Extension
CVE-2026-8889
CVSS 3.1
7.5High
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).
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.5High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Securly | Securly Chrome Extension | v ≤ 3.0.7 | CVEProject cvelistV5 (CNA) |
References and advisories
1
Kolun on Telegram @kolunsec
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Details
- Published
- 2026-06-03
- Last updated
- 2026-06-10
- State
- Published
- Assigner (CNA)
- certcc
Exploit prediction (EPSS)
0.24%
Probability of exploitation in 30 days
16.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- —