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CVE-2026-8881

7.5 HIGH

Version 3.0.7 of the Securly Chrome Extension uses EVP_BytesToKey key derivation with MD5 and a single iteration for AES encryption

Published: 2026-06-03 · Last updated: 2026-06-05

Severity and scoring

CVSS
7.5 HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

VendorProduct
securlysecurly

Description

Version 3.0.7 of the Securly Chrome Extension uses EVP_BytesToKey key derivation with MD5 and a single iteration for AES encryption. MD5 has been broken since 2004 and a single iteration provides no key stretching.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2026-8889 — 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 ... (7.5 HIGH)
  • CVE-2026-8888 — Version 3.0.7 of the Securly Chrome Extension downloads config.json over HTTP and compiles server-provided patterns as JavaScript regular... (7.5 HIGH)
  • CVE-2026-8879 — Version 3.0.7 of the Securly Chrome Extension dynamically registers content13.min.js as a content script via chrome.scripting.registerCon... (7.5 HIGH)
  • CVE-2026-8878 — Version 3.0.7 of the Securly Chrome Extension exposes multiple publicly accessible endpoints that allow unauthenticated access to sensiti... (7.5 HIGH)
  • CVE-2026-8876 — Version 3.0.7 of the Securly Chrome Extension contains hardcoded, plaintext AES passphrases in securly.min.js (7.3 HIGH)