VYPR

CWE-444

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

BaseIncomplete

Description

The product acts as an intermediary HTTP agent (such as a proxy or firewall) in the data flow between two entities such as a client and server, but it does not interpret malformed HTTP requests or responses in ways that are consistent with how the messages will be processed by those entities that are at the ultimate destination.

Hierarchy (View 1000)

Parents

Children

none

Related attack patterns (CAPEC)

CAPEC-273 · CAPEC-33

CVEs mapped to this weakness (386)

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  • CVE-2020-17509HigJan 11, 2021
    risk 0.49cvss 7.5epss 0.02

    ATS negative cache option is vulnerable to a cache poisoning attack. If you have this option enabled, please upgrade or disable this feature. Apache Traffic Server versions 7.0.0 to 7.1.11 and 8.0.0 to 8.1.0 are affected.

  • CVE-2020-8201HigSep 18, 2020
    risk 0.49cvss 7.4epss 0.05

    Node.js < 12.18.4 and < 14.11 can be exploited to perform HTTP desync attacks and deliver malicious payloads to unsuspecting users. The payloads can be crafted by an attacker to hijack user sessions, poison cookies, perform clickjacking, and a multitude of other attacks…

  • CVE-2020-7671HigJun 10, 2020
    risk 0.49cvss 7.5epss 0.01

    goliath through 1.0.6 allows request smuggling attacks where goliath is used as a backend and a frontend proxy also being vulnerable. It is possible to conduct HTTP request smuggling attacks by sending the Content-Length header twice. Furthermore, invalid Transfer Encoding…

  • CVE-2020-7659HigJun 1, 2020
    risk 0.49cvss 7.5epss 0.01

    reel through 0.6.1 allows Request Smuggling attacks due to incorrect Content-Length and Transfer encoding header parsing. It is possible to conduct HTTP request smuggling attacks by sending the Content-Length header twice. Furthermore, invalid Transfer Encoding headers were…

  • CVE-2020-11506HigApr 22, 2020
    risk 0.49cvss 7.5epss 0.01

    An issue was discovered in GitLab 10.7.0 and later through 12.9.2. A Workhorse bypass could lead to job artifact uploads and file disclosure (Exposure of Sensitive Information) via request smuggling.

  • CVE-2020-11505HigApr 22, 2020
    risk 0.49cvss 7.5epss 0.01

    An issue was discovered in GitLab Community Edition (CE) and Enterprise Edition (EE) before 12.7.9, 12.8.x before 12.8.9, and 12.9.x before 12.9.3. A Workhorse bypass could lead to NuGet package and file disclosure (Exposure of Sensitive Information) via request smuggling.

  • CVE-2020-5129HigMar 26, 2020
    risk 0.49cvss 7.5epss 0.01

    A vulnerability in the SonicWall SMA1000 HTTP Extraweb server allows an unauthenticated remote attacker to cause HTTP server crash which leads to Denial of Service. This vulnerability affected SMA1000 Version 12.1.0-06411 and earlier.

  • CVE-2020-10111HigMar 6, 2020
    risk 0.49cvss 7.5epss 0.02

    Citrix Gateway 11.1, 12.0, and 12.1 has an Inconsistent Interpretation of HTTP Requests. NOTE: Citrix disputes the reported behavior as not a security issue. Citrix ADC only caches HTTP/1.1 traffic for performance optimization

  • CVE-2019-19223HigMar 4, 2020
    risk 0.49cvss 7.5epss 0.04

    A Broken Access Control vulnerability in the D-Link DSL-2680 web administration interface (Firmware EU_1.03) allows an attacker to reboot the router by submitting a reboot.html GET request without being authenticated on the admin interface.

  • CVE-2019-16869HigSep 26, 2019
    risk 0.49cvss 7.5epss 0.08

    Netty before 4.1.42.Final mishandles whitespace before the colon in HTTP headers (such as a "Transfer-Encoding : chunked" line), which leads to HTTP request smuggling.

  • CVE-2019-1020012HigJul 29, 2019
    risk 0.49cvss 7.5epss 0.01

    parse-server before 3.4.1 allows DoS after any POST to a volatile class.

  • CVE-2018-4030HigMar 21, 2019
    risk 0.49cvss 7.5epss 0.01

    An exploitable vulnerability exists the safe browsing function of the CUJO Smart Firewall, version 7003. The bug lies in the way the safe browsing function parses HTTP requests. The "Host" header is incorrectly extracted from captured HTTP requests, which would allow an attacker…

  • CVE-2018-3908HigAug 28, 2018
    risk 0.49cvss 7.5epss 0.01

    An exploitable vulnerability exists in the REST parser of video-core's HTTP server of the Samsung SmartThings Hub STH-ETH-250-Firmware version 0.20.17. The video-core process incorrectly handles pipelined HTTP requests, which allows successive requests to overwrite the…

  • CVE-2017-7656HigJun 26, 2018
    risk 0.49cvss 7.5epss 0.06

    In Eclipse Jetty, versions 9.2.x and older, 9.3.x (all configurations), and 9.4.x (non-default configuration with RFC2616 compliance enabled), HTTP/0.9 is handled poorly. An HTTP/1 style request line (i.e. method space URI space version) that declares a version of HTTP/0.9 was…

  • CVE-2017-7561HigSep 13, 2017
    risk 0.49cvss 7.5epss 0.02

    Red Hat JBoss EAP version 3.0.7 through before 4.0.0.Beta1 is vulnerable to a server-side cache poisoning or CORS requests in the JAX-RS component resulting in a moderate impact.

  • CVE-2026-15328HigJul 28, 2026
    risk 0.48cvss 7.4epss 0.00

    IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 is vulnerable to HTTP request smuggling.

  • CVE-2026-8646HigJun 22, 2026
    risk 0.48cvss 7.4epss 0.00

    IBM WebSphere Application Server 9.0 and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to HTTP request smuggling. A remote attacker could smuggle a specially crafted request to the application server thereby allowing the attacker to…

  • CVE-2026-2332HigApr 14, 2026
    risk 0.48cvss 7.4epss 0.01

    In Eclipse Jetty, the HTTP/1.1 parser is vulnerable to request smuggling when chunk extensions are used, similar to the "funky chunks" techniques outlined here: * https://w4ke.info/2025/06/18/funky-chunks.html * https://w4ke.info/2025/10/29/funky-chunks-2.html Jetty…

  • CVE-2023-25950HigApr 11, 2023
    risk 0.48cvss 7.3epss 0.03

    HTTP request/response smuggling vulnerability in HAProxy version 2.7.0, and 2.6.1 to 2.6.7 allows a remote attacker to alter a legitimate user's request. As a result, the attacker may obtain sensitive information or cause a denial-of-service (DoS) condition.

  • CVE-2022-32215MedJul 14, 2022
    risk 0.48cvss 6.5epss 0.69

    The llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not correctly handle multi-line Transfer-Encoding headers. This can lead to HTTP Request Smuggling (HRS).