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curl: CVE-2026-87864: IMAP APPEND plus CRLF conversion command injection

🗓️ 26 Aug 2026 23:03:30Reported by giant_anteaterType 
hackerone
 hackerone
🔗 hackerone.com👁 31 Views

Command injection in curl imap_perform_append() via CRLF conversion in IMAP APPEND.

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14 Oct 2026 07:35Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.18.1
EPSS0.00828
SSVC
31