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CVE-2026-31842

Tinyproxy HTTP request parsing desynchronization via case-sensitive Transfer-Encoding handling PUBLISHED

Description (CNA)

Tinyproxy through 1.11.3 is vulnerable to HTTP request parsing desynchronization due to a case-sensitive comparison of the Transfer-Encoding header in src/reqs.c. The is_chunked_transfer function uses strcmp to compare the header value against "chunked", even though RFC 7230 specifies that transfer-coding names are case-insensitive.

Affected (CNA)

Vendor / productVersions
Tinyproxy Project / Tinyproxyaffected 0 through 1.11.3

CWE

CWE-444

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.