CVE-2021-27329

10.0 criticalEPSS 1.5%

Critical (10.0) in frendi frendica. EPSS 1.5% chance of exploitation in the next 30 days.

Friendica 2021.01 allows SSRF via parse_url?binurl= for DNS lookups or HTTP requests to arbitrary domain names.

Severity

10.0 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS: 1.5% chance of exploitation in the next 30 days; higher than 74% of CVEs (scores of 2026-10-31)
CWE: CWE-918
Published: 2021-02-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19