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CWE-232 · weakness in Input Validation and Logic

Improper Handling of Undefined Values

11 CVEs

Out of date: the sync last ran 4 hours ago.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.

likely to be exploited
1

Every one of the 11 is a mark on the map. Named now: 1 to 11, most at risk first.

  1. DNS message with invalid TSIG causes an assertion failureCVE-2025-40775ISC · CVSS 7.5 · 15% likely

    ISC

  2. Undefined variable usage in npm package "proxy" leads to remote denial of serviceCVE-2023-2968Proxy Project · CVSS 7.5 · 1.5% likely
  3. Cisco IOS and IOS XE Software FXO Interface Destination Pattern Bypass VulnerabilityCVE-2021-34705Cisco · CVSS 5.3 · 1.0% likely

    Cisco

  4. Junos OS and Junos OS Evolved: Denial of Service (DoS) vulnerability in RPD upon receipt of specific BGP updateCVE-2022-22213Juniper Networks · CVSS 5.9 · 0.7% likely

    Juniper Networks

  5. BER/CER/DER decoder panics on invalid inputCVE-2023-39914NLnet Labs · CVSS 7.5 · 0.7% likely

    NLnet Labs

  6. Crashes on parsing certain invalid RPKI objectsCVE-2023-39915NLnet Labs · CVSS 7.5 · 0.6% likely

    NLnet Labs

  7. A vulnerability in the Internet Key Exchange version 1 (IKEv1) implementation of Cisco IOS XE Software could allow an authenticated, remote attacker to cause a denial of service (…CVE-2025-20192Cisco · CVSS 7.7 · 0.5% likely

    Cisco

  8. Junos OS: MX Series: The FPC will crash on receiving a malformed CFM packetCVE-2023-36848Juniper Networks · CVSS 6.5 · 0.3% likely

    Juniper Networks

  9. A denial of service vulnerability was reported in some ThinkPad models that could cause a system to crash when the Enhanced Biometrics setting is enabled in BIOS.CVE-2021-3718Lenovo · CVSS 4.3 · 0.2% likely

    Lenovo

  10. A vulnerability in Cisco IOS XE Software could allow an authenticated, local attacker with level-15 privileges or an unauthenticated attacker with physical access to an affected d…CVE-2025-20314Cisco · CVSS 6.7 · 0.2% likely

    Cisco

  11. Improper handling of undefined values vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Privilege Escalation. This issue affects upKeeper Instant Privil…CVE-2026-92088upKeeper Solutions · CVSS 8.6 · 0.1% likely

    upKeeper Solutions

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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