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CVE PROGRAM SOURCE RECORD5.4 Medium

CVE-2025-47905

Varnish Cache before 7.6.3 and 7.7 before 7.7.1, and Varnish Enterprise before 6.0.13r14, allow client-side desync via HTTP/1 requests, because the product incorrectly permits CRLF

Description

Varnish Cache before 7.6.3 and 7.7 before 7.7.1, and Varnish Enterprise before 6.0.13r14, allow client-side desync via HTTP/1 requests, because the product incorrectly permits CRLF to be skipped to delimit chunk boundaries.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

varnish-software Varnish Cache

Default version status: unaffected

  • 0 to < 6.0.14 LTSaffected
  • 7.0.0 to < 7.6.3affected
  • 7.7.0 to < 7.7.1affected

References