What’s Vulnerable › Products

pfefferle Webmention vulnerabilities

4 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 4 published in the last 12 months.

Check whether your pfefferle Webmention version is affected

Latest pfefferle Webmention vulnerabilities

• CVE-2026-111109 — Webmention <= 5.10.1 - Unauthenticated Stored Cross-Site Scripting via Open Graph og:title Meta Tag (CVSS 6.1)
• CVE-2026-10513 — Webmention <= 5.8.0 - Unauthenticated Stored Cross-Site Scripting via MF2 'photo'/'url' Author Properties (CVSS 7.2)
• CVE-2026-0688 — Webmention <= 5.6.2 - Authenticated (Subscriber+) Server-Side Request Forgery (CVSS 6.4)
• CVE-2026-0686 — Webmention <= 5.6.2 - Unauthenticated Blind Server-Side Request Forgery (CVSS 7.2)