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Vulnerabilities

Vulnerability · CVE-2024-45388

hoverfly hoverfly Exposure of Sensitive Information to an Unauthorized Actor

Published Dec 5, 2024 · catalog updated Dec 5, 2024 · hoverfly hoverfly Exposure of

Patch now

CVE-2024-45388 is in the CISA known-exploited catalog. Confirm hoverfly hoverfly Exposure of against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (hoverfly hoverfly Exposure of).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
55.57%
Remediation
Remediation guidance
Affected products
vendor hoverfly hoverfly

Hoverfly is a lightweight service virtualization/ API simulation / API mocking tool for developers and testers. The POST handler allows users to create new simulation views from the contents of a user-specified file. This feature can be abused by an attacker to read arbitrary files from the Hoverfly server. Note that, although the code prevents absolute paths from being specified, an attacker can escape out of the base path by using segments and reach any arbitrary files. This issue was found using the Uncontrolled data used in path expression CodeQL query for python. Users are advised to make

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor hoverfly hoverflyversion unspecified

How to fix CVE-2024-45388

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2024-45388 is in the CISA known-exploited catalog. Confirm hoverfly hoverfly Exposure of against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 55.57%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 5, 2024 · VulnCheck KEV

    Detected

    Hoverfly is a lightweight service virtualization/ API simulation / API mocking tool for developers and testers. The POST handler allows users to create new simulation views from the contents of a user-specified file. This feature can be abused by an attacker to read arbitrary files from the Hoverfly server. Note that, although the code prevents absolute paths from being specified, an attacker can

  2. Dec 5, 2024 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2024-45388

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2024-45388

    30-day exploitation probability 55.6%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2024-45388

    Hoverfly is a lightweight service virtualization/ API simulation / API mocking tool for developers and testers. The POST handler allows users to create new simulation views from the contents of a user-specified file. This feature can be abused by an attacker to read arbitrary fil

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.