What’s Vulnerable › Products

Ruby WEBrick vulnerabilities

5 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 1 published in the last 12 months.

Check whether your Ruby WEBrick version is affected

Latest Ruby WEBrick vulnerabilities

• CVE-2025-6442 — Ruby WEBrick read_header HTTP Request Smuggling Vulnerability (CVSS 5.9)
• CVE-2020-25613 — (CVSS 7.5)
• CVE-2019-11879 — (CVSS 5.5)
• CVE-2009-4492 — (CVSS 7.5)
• CVE-2008-1145 — (CVSS 5.0)