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CVE CVE-2026-8888

CVE-2026-8888

Express

Severity: —
CVSS: —CVSS
Published: 2026-06-03
Last modified: 2026-06-03

Description

Version 3.0.7 of the Securly Chrome Extension downloads config.json over HTTP and compiles server-provided patterns as JavaScript regular expressions via new RegExp() without complexity validation. An on-path attacker can inject specific patterns to cause catastrophic backtracking, resulting in denial of service on all browsing.

References

https://kb.cert.org/vuls/id/595768

Summary

Description

References