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CVE-2026-42587 Netty: HttpContentDecompressor maxAllocation bypass via Content-Encoding: br/zstd/snappy enables decompression bomb DoS

🗓️ 13 May 2026 18:22:21Reported by GoogleType 
osv
 osv🔗 osv.dev👁 1 Views

Netty decompressors bypass maxAllocation for br, zstd, snappy, enabling DoS via Content-Encoding; fixed in 4.2.13.Final and 4.1.133.Final.

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8 May 202601:17
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15 Jul 2026 01:49Current
7High risk
Vulners AI Score7
CVSS 3.17.5
EPSS0.00887
netty frameworkcontent encodingdecompression limitbrotlizstandardsnappy
1