CVE-2026-103262 — Tornado before 6.5.9 Denial of Service via CurlAsyncHTTPClient
Tornado versions before 6.5.9 contain an unbounded memory accumulation vulnerability in CurlAsyncHTTPClient that allows remote attackers to cause denial of service by sending a …
Published: 2026-10-01 · CVSS: 8.7 · CVSS 4.0
Tornado versions before 6.5.9 contain an unbounded memory accumulation vulnerability in CurlAsyncHTTPClient that allows remote attackers to cause denial of service by sending a compressed response. Attackers can send a gzip-encoded decompression bomb that accumulates in memory without size limits, causing the application process to be killed by out-of-memory conditions.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7