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Apache · weakness class

Injection and Smuggling

233 CVEs · 3 exploited

Every dot is a CVE in what this vendor ships; the named ones are the most at risk.

exploited in the wild
3
check available
7
likely to be exploited
21

Every one of the 233 is a mark on the map. Named now: 1 to 26, most at risk first.

  1. Apache Struts 2 - DefaultActionMapper Prefixes OGNL Code ExecutionCVE-2013-2251Apache · CVSS 9.8 · 100% likely

    CWE-74

  2. Sonicwall - Pre-Authentication Arbitrary File ReadCVE-2024-38475Apache Software Foundation · CVSS 9.1 · 100% likely

    CWE-1161 bounty report

  3. Apache Solr <=8.3.1 - Remote Code ExecutionCVE-2019-17558Apache · CVSS 7.5 · 99% likely

    CWE-74

  4. Apache Solr <= 7.1 - XML Entity InjectionCVE-2017-12629Apache · 92% likely

    CWE-611

  5. Apache Tika - XML External Entity InjectionCVE-2025-66516Apache Software Foundation · CVSS 8.4 · 89% likelycovered by CyberSIXT

    CWE-611

  6. Apache Cocoon 2.1.12 - XML InjectionCVE-2020-11991Apache · 73% likely

    CWE-611

  7. Apache Struts XWork - XML External Entity InjectionCVE-2025-68493Apache Software Foundation · CVSS 8.1 · 50% likely

    CWE-611

  8. Apache Tika - XXE InjectionCVE-2025-54988Apache Software Foundation · CVSS 8.4 · 36% likely

    CWE-611

  9. Apache HTTP Server - ACL BypassCVE-2024-38473Apache Software Foundation · CVSS 8.1 · 26% likely

    CWE-1161 bounty report

  10. Apache mod_userdir CRLF injectionCVE-2016-4975Apache Software Foundation · 20% likely

    CWE-931 bounty report

  11. Apache HTTP Server versions 2.4.20 to 2.4.43. A specially crafted value for the 'Cache-Digest' header in a HTTP/2 request would result in a crash when the server actually tries to…CVE-2020-9490Apache · 89% likely

    CWE-4441 bounty report

  12. Apache HTTP Server: HTTP request splitting with mod_rewrite and mod_proxyCVE-2023-25690Apache Software Foundation · CVSS 9.8 · 84% likely

    CWE-444

  13. Shell Command Injection Vulnerability in Nimbus Thrift ServerCVE-2021-38294Apache Software Foundation · 84% likely

    CWE-74

  14. Apache Camel: Camel Message Header Injection through request parametersCVE-2025-29891Apache Software Foundation · CVSS 4.8 · 76% likely

    CWE-164

  15. Incorrect Transfer-Encoding handling with HTTP/1.0CVE-2021-33037Apache Software Foundation · 75% likely

    CWE-444

  16. Apache Dubbo RCE on customers via Condition route poisoning (Unsafe YAML unmarshaling)CVE-2021-30180Apache Software Foundation · 60% likely

    CWE-444

  17. mod_proxy_wstunnel tunneling of non Upgraded connectionsCVE-2019-17567Apache Software Foundation · 60% likely

    CWE-444

  18. Apache HTTP Server versions 2.4.20 to 2.4.43 When trace/debug was enabled for the HTTP/2 module and on certain traffic edge patterns, logging statements were made on the wrong con…CVE-2020-11993Apache · 57% likely

    CWE-444

  19. Apache HTTP Server: mod_proxy prior to 2.4.55 allows a backend to trigger HTTP response splittingCVE-2022-37436Apache Software Foundation · CVSS 5.3 · 53% likely

    CWE-113

  20. The MethodClosure class in runtime/MethodClosure.java in Apache Groovy 1.7.0 through 2.4.3 allows remote attackers to execute arbitrary code or cause a denial of service via a cra…CVE-2015-3253Apache · 41% likely

    CWE-74

  21. HTTP request smuggling vulnerability in Apache HTTP Server 2.4.52 and earlierCVE-2022-22720Apache Software Foundation · 28% likely

    CWE-444

  22. mod_proxy_ajp: Possible request smugglingCVE-2022-26377Apache Software Foundation · 21% likely

    CWE-4441 bounty report

  23. This vulnerability in Apache Solr 1.2 to 6.6.2 and 7.0.0 to 7.2.1 relates to an XML external entity expansion (XXE) in the `&dataConfig=<inlinexml>` parameter of Solr's DataImport…CVE-2018-1308Apache Software Foundation · 21% likely

    CWE-611

  24. The Apache HTTP server before 1.3.34, and 2.0.x before 2.0.55, when acting as an HTTP proxy, allows remote attackers to poison the web cache, bypass web application firewall prote…CVE-2005-2088Apache · 20% likely

    CWE-444

  25. CRLF injection vulnerability in the mod_negotiation module in the Apache HTTP Server 2.2.6 and earlier in the 2.2.x series, 2.0.61 and earlier in the 2.0.x series, and 1.3.39 and…CVE-2008-0456Apache · 19% likely

    CWE-74

  26. In Apache Synapse, by default no authentication is required for Java Remote Method Invocation (RMI). So Apache Synapse 3.0.1 or all previous releases (3.0.0, 2.1.0, 2.0.0, 1.2, 1.…CVE-2017-15708Apache Software Foundation · 18% likely

    CWE-74

exploited in the wildcheck availableringed, named or not: CyberSIXT has reported on it

Zoom in on the map and the dots under the middle of it are named where they are.

Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-15 · CISA KEV checked 2026-11-15. Sources: the CVE List, CISA KEV, EPSS, NVD, nuclei templates and public bug bounty data.