# CVE-2023-46846: squid: SQUID is vulnerable to HTTP request smuggling, caused by chunked decoderlenience, allows a remote attacker to perform... CVE-2023-46846 is fixed in 10 products on 1 platform, first by ELSA-2023-6266, released November 3, 2023. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2023-46846 - Priority: High - CVSS: 9.3 (Medium) - EPSS: 0.0716 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Nov 3, 2023 ## Description SQUID is vulnerable to HTTP request smuggling, caused by chunked decoderlenience, allows a remote attacker to perform Request/Response smugglingpast firewall and frontend security systems. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | libecap RHEL 8 | 0:1.0.1-2.module+el8.9.0+19703+a1da7223 | [RHSA-2023:7213](https://patchblox.com/security/data/fix/linux/rhsa-2023-7213.md) | Nov 14, 2023 | | Linux | libecap almalinux 8 | 1.0.1-2.module_el8.6.0+2741+01592ae8 | [ALSA-2023:7213](https://patchblox.com/security/data/fix/linux/alsa-2023-7213.md) | Nov 14, 2023 | | Linux | libecap ol 8 | 0:1.0.1-2.module+el8.9.0+90083+f7556140 | [ELSA-2023-7213](https://patchblox.com/security/data/fix/linux/elsa-2023-7213.md) | Nov 22, 2023 | | Linux | libecap rocky 8 | 0:1.0.1-2.module+el8.9.0+1437+df5ea8f0 | [RLSA-2023:7213](https://patchblox.com/security/data/fix/linux/rlsa-2023-7213.md) | Nov 28, 2023 | | Linux | libecap-devel RHEL 8 | 0:1.0.1-2.module+el8.9.0+19703+a1da7223 | [RHSA-2023:7213](https://patchblox.com/security/data/fix/linux/rhsa-2023-7213.md) | Nov 14, 2023 | | Linux | libecap-devel almalinux 8 | 1.0.1-2.module_el8.6.0+2741+01592ae8 | [ALSA-2023:7213](https://patchblox.com/security/data/fix/linux/alsa-2023-7213.md) | Nov 14, 2023 | | Linux | libecap-devel ol 8 | 0:1.0.1-2.module+el8.9.0+90083+f7556140 | [ELSA-2023-7213](https://patchblox.com/security/data/fix/linux/elsa-2023-7213.md) | Nov 22, 2023 | | Linux | squid Debian 12.15 (bookworm) | 5.7-2+deb12u1 | [DEBIAN-CVE-2023-46846](https://patchblox.com/security/data/fix/linux/debian-cve-2023-46846.md) | Nov 3, 2023 | | Linux | squid Debian 13.5 (trixie) | 6.5-1 | [DEBIAN-CVE-2023-46846](https://patchblox.com/security/data/fix/linux/debian-cve-2023-46846.md) | Nov 3, 2023 | | Linux | squid Debian 14 | 6.5-1 | [DEBIAN-CVE-2023-46846](https://patchblox.com/security/data/fix/linux/debian-cve-2023-46846.md) | Nov 3, 2023 | | Linux | squid RHEL 8 | 7:4.15-7.module+el8.9.0+20571+8d39338b.1 | [RHSA-2023:7213](https://patchblox.com/security/data/fix/linux/rhsa-2023-7213.md) | Nov 14, 2023 | | Linux | squid RHEL 9 | 7:5.5-6.el9_3.1 | [RHSA-2023:6748](https://patchblox.com/security/data/fix/linux/rhsa-2023-6748.md) | Nov 7, 2023 | | Linux | squid Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.8 | [squid 4.10-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squid-4.10-1ubuntu1.8.md) | Nov 6, 2023 | | Linux | squid Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.2 | [squid 5.7-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-5.7-0ubuntu0.22.04.2.md) | Nov 6, 2023 | | Linux | squid Ubuntu 24.04.5 LTS (noble) | 6.1-2ubuntu2 | [squid 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-squid-6.1-2ubuntu2.md) | Nov 3, 2023 | | Linux | squid Ubuntu 24.10 (oracular) | 6.1-2ubuntu2 | [squid 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-squid-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squid Ubuntu 25.04 (plucky) | 6.1-2ubuntu2 | [squid 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-squid-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squid almalinux 8 | 7:4.15-7.module_el8.9.0+3680+f9142978.1.alma.1 | [ALSA-2023:7213](https://patchblox.com/security/data/fix/linux/alsa-2023-7213.md) | Nov 14, 2023 | | Linux | squid almalinux 9 | 7:5.5-6.el9_3.1 | [ALSA-2023:6748](https://patchblox.com/security/data/fix/linux/alsa-2023-6748.md) | Nov 7, 2023 | | Linux | squid amzn 2023 | 7:5.8-1.amzn2023.0.2 | [ALAS2023-2023-429](https://patchblox.com/security/data/fix/linux/alas2023-2023-429.md) | Nov 9, 2023 | | Linux | squid ol 8 | 7:4.15-7.module+el8.9.0+90083+f7556140.1 | [ELSA-2023-7213](https://patchblox.com/security/data/fix/linux/elsa-2023-7213.md) | Nov 22, 2023 | | Linux | squid ol 9 | 7:5.5-5.el9_2.1 | [ELSA-2023-6266](https://patchblox.com/security/data/fix/linux/elsa-2023-6266.md) | Nov 3, 2023 | | Linux | squid rocky 8 | 7:4.15-7.module+el8.9.0+1568+6d4fd5d4.1 | [RLSA-2023:7213](https://patchblox.com/security/data/fix/linux/rlsa-2023-7213.md) | Nov 28, 2023 | | Linux | squid rocky 9 | 7:5.5-5.el9_2.1 | [RLSA-2023:6266](https://patchblox.com/security/data/fix/linux/rlsa-2023-6266.md) | Nov 11, 2023 | | Linux | squid-cgi Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.8 | [squid-cgi 4.10-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squid-cgi-4.10-1ubuntu1.8.md) | Nov 6, 2023 | | Linux | squid-cgi Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.2 | [squid-cgi 5.7-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-cgi-5.7-0ubuntu0.22.04.2.md) | Nov 6, 2023 | | Linux | squid-cgi Ubuntu 24.04.5 LTS (noble) | 6.1-2ubuntu2 | [squid-cgi 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-squid-cgi-6.1-2ubuntu2.md) | Nov 3, 2023 | | Linux | squid-cgi Ubuntu 24.10 (oracular) | 6.1-2ubuntu2 | [squid-cgi 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-squid-cgi-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squid-cgi Ubuntu 25.04 (plucky) | 6.1-2ubuntu2 | [squid-cgi 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-squid-cgi-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squid-common Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.8 | [squid-common 4.10-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squid-common-4.10-1ubuntu1.8.md) | Nov 6, 2023 | | Linux | squid-common Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.2 | [squid-common 5.7-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-common-5.7-0ubuntu0.22.04.2.md) | Nov 6, 2023 | | Linux | squid-common Ubuntu 24.04.5 LTS (noble) | 6.1-2ubuntu2 | [squid-common 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-squid-common-6.1-2ubuntu2.md) | Nov 3, 2023 | | Linux | squid-common Ubuntu 24.10 (oracular) | 6.1-2ubuntu2 | [squid-common 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-squid-common-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squid-common Ubuntu 25.04 (plucky) | 6.1-2ubuntu2 | [squid-common 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-squid-common-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squid-debuginfo amzn 2023 | 7:5.8-1.amzn2023.0.2 | [ALAS2023-2023-429](https://patchblox.com/security/data/fix/linux/alas2023-2023-429.md) | Nov 9, 2023 | | Linux | squid-debugsource amzn 2023 | 7:5.8-1.amzn2023.0.2 | [ALAS2023-2023-429](https://patchblox.com/security/data/fix/linux/alas2023-2023-429.md) | Nov 9, 2023 | | Linux | squid-openssl Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.2 | [squid-openssl 5.7-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-openssl-5.7-0ubuntu0.22.04.2.md) | Nov 6, 2023 | | Linux | squid-openssl Ubuntu 24.04.5 LTS (noble) | 6.1-2ubuntu2 | [squid-openssl 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-squid-openssl-6.1-2ubuntu2.md) | Nov 3, 2023 | | Linux | squid-openssl Ubuntu 24.10 (oracular) | 6.1-2ubuntu2 | [squid-openssl 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-squid-openssl-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squid-openssl Ubuntu 25.04 (plucky) | 6.1-2ubuntu2 | [squid-openssl 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-squid-openssl-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squid-purge Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.8 | [squid-purge 4.10-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squid-purge-4.10-1ubuntu1.8.md) | Nov 6, 2023 | | Linux | squid-purge Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.2 | [squid-purge 5.7-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-purge-5.7-0ubuntu0.22.04.2.md) | Nov 6, 2023 | | Linux | squid-purge Ubuntu 24.04.5 LTS (noble) | 6.1-2ubuntu2 | [squid-purge 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-squid-purge-6.1-2ubuntu2.md) | Nov 3, 2023 | | Linux | squid-purge Ubuntu 24.10 (oracular) | 6.1-2ubuntu2 | [squid-purge 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-squid-purge-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squid-purge Ubuntu 25.04 (plucky) | 6.1-2ubuntu2 | [squid-purge 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-squid-purge-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squidclient Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.8 | [squidclient 4.10-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squidclient-4.10-1ubuntu1.8.md) | Nov 6, 2023 | | Linux | squidclient Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.2 | [squidclient 5.7-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squidclient-5.7-0ubuntu0.22.04.2.md) | Nov 6, 2023 | | Linux | squidclient Ubuntu 24.04.5 LTS (noble) | 6.1-2ubuntu2 | [squidclient 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-squidclient-6.1-2ubuntu2.md) | Nov 3, 2023 | | Linux | squidclient Ubuntu 24.10 (oracular) | 6.1-2ubuntu2 | [squidclient 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-squidclient-6.1-2ubuntu2.md) | Jan 16, 2026 | | Linux | squidclient Ubuntu 25.04 (plucky) | 6.1-2ubuntu2 | [squidclient 6.1-2ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-squidclient-6.1-2ubuntu2.md) | Jan 16, 2026 | --- Data as of 2026-11-08T19:12:23Z UTC. 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