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CWE-644 · weakness in Injection and Smuggling

Improper Neutralization of HTTP Headers for Scripting Syntax

61 CVEs

Out of date: the sync last ran 3 hours ago. Newer CVEs and scores may be missing from the map.

Every dot is a CVE; the named ones are the most at risk. Red is exploited in the wild.

Every one of the 61 is a mark on the map. Named now: 1 to 26, most at risk first.

  1. A Header Injection issue was discovered in Certec EDV GmbH atvise scada prior to Version 3.0. An "improper neutralization of HTTP headers for scripting syntax" issue has been iden…CVE-2017-6031Certec EDV GmbH atvise scada · 2.8% likely
  2. October CMS vulnerable to Potential Host Header Poisoning on misconfigured serversCVE-2021-21265octobercms · CVSS 6.8 · 1.7% likely

    October CMS

  3. HTTP Host Header Injection in Request Handling in Typo3CVE-2021-41114TYPO3 · CVSS 4.8 · 1.2% likely

    TYPO3

  4. HTTP header injection vulnerability in Everything version 1.0, 1.1, and 1.2 except the Lite version may allow a remote attacker to inject an arbitrary script or alter the website…CVE-2021-20784voidtools · CVSS 6.1 · 1.1% likely
  5. In Honeywell WIN-PAK 4.7.2, Web and prior versions, the header injection vulnerability has been identified, which may allow remote code execution.CVE-2020-6982Honeywell WIN-PAK 4.7.2, Web and prior versions · 1.1% likely
  6. IBM CICS TX information disclosureCVE-2022-34316IBM · CVSS 3.7 · 0.9% likely

    IBM

  7. Improper Neutralization of HTTP Headers for Scripting Syntax in Crafty Controller 4CVE-2024-1064Arcadia Technology, LLC · CVSS 7.5 · 0.8% likely

    Arcadia Technology, LLC

  8. IBM Tivoli Application Dependency Discovery Manager HOST header injectionCVE-2023-47143IBM · CVSS 10 · 0.8% likely

    IBM

  9. Dell Power Protect Cyber Recovery, contains an Authentication Bypass vulnerability. An attacker could potentially exploit this vulnerability, leading to unauthorized admin access…CVE-2023-32465Dell · CVSS 8.8 · 0.7% likely

    Dell

  10. Header Injection in SAP Solution Manager (Diagnostic Agent)CVE-2023-36921SAP_SE · CVSS 7.2 · 0.7% likely

    SAP

  11. OAuth2-Proxy vulnerable to header smuggling via underscore, leading to potential privilege escalationCVE-2025-64484oauth2-proxy · CVSS 8.5 · 0.7% likely

    OAuth2 Proxy

  12. JUNG Smart Visu Server - Improper Neutralization of HTTP Headers for Scripting SyntaxCVE-2026-26234ALBRECHT JUNG GMBH & CO. KG · CVSS 8.8 · 0.6% likely
  13. jameschz Hush Framework HTTP Host Header Util.php http headers for scripting syntaxCVE-2025-13434jameschz · CVSS 5.3 · 0.5% likely
  14. All versions of the package github.com/greenpau/caddy-security are vulnerable to HTTP Header Injection via the X-Forwarded-Proto header due to redirecting to the injected protocol…CVE-2024-21499Greenpau · CVSS 4.3 · 0.5% likely
  15. Dell EMC Data Protection Central, versions 19.1 through 19.7, contains a Host Header Injection vulnerability. A remote unauthenticated attacker may potentially exploit this vulner…CVE-2022-45102Dell · CVSS 5.4 · 0.5% likely

    Dell

  16. Forwarded header exploit with Spring HATEOAS on WebFluxCVE-2023-34036Spring · CVSS 5.3 · 0.5% likely

    Spring

  17. Stored XSS via MMS3 patch metadata (admin context)CVE-2026-125880N-able · CVSS 8.3 · 0.5% likelycovered by CyberSIXT

    N-able4 articles4 articles this week: Attackers Probe N-able N-central Zero-Days After Disclosure

  18. Consul L7 Intentions Vulnerable To Headers BypassCVE-2024-10006HashiCorp · CVSS 8.3 · 0.5% likely

    HashiCorp

  19. @fastify/reply-from vulnerable to connection header abuse enabling stripping of proxy-added headersCVE-2026-33805@fastify/reply-from · CVSS 7.4 · 0.5% likely
  20. A Host Header Poisoning vulnerability exists in Monica 4.1.2 due to improper handling of the HTTP Host header in app/Providers/AppServiceProvider.php, combined with the default mi…CVE-2026-26747Monicahq · CVSS 9.1 · 0.4% likely
  21. IBM API Connect HOST header injectionCVE-2021-38997IBM · CVSS 5.4 · 0.4% likely

    IBM

  22. Coolify has host header injection in forgot passwordCVE-2025-64425coollabsio · CVSS 8.5 · 0.4% likely

    Coollabsio

  23. picocms Pico - Host Header Injection Enables Script Source HijackingCVE-2026-72574picocms · CVSS 6.1 · 0.4% likely
  24. IBM TXSeries for Multiplatforms information disclosureCVE-2025-0154IBM · CVSS 5.3 · 0.4% likely

    IBM

  25. A host header injection vulnerability in the mailer component of @perfood/couch-auth v0.26.0 allows attackers to obtain reset tokens and execute an account takeover via spoofing t…CVE-2025-70948CVSS 9.3 · 0.4% likely
  26. MediaCrush Header paths.py http headers for scripting syntaxCVE-2025-13803MediaCrush · CVSS 7.3 · 0.4% likely

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 2026-11-14. CVE List through 2026-11-14 · EPSS of 2026-11-13 · CISA KEV checked 2026-11-14. Sources: the CVE List, CISA KEV, EPSS, NVD, nuclei templates and public bug bounty data.

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