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🛡️ CVE-2025-4759 — lockfile-lint-api

🟠 CVSS 8.3 — High ⚠️ Exploit Public CWE-179 OSV
8.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

lockfile-lint-api Vulnerable to Incorrect Behavior Order

Versions of the package lockfile-lint-api before 5.9.2 are vulnerable to Incorrect Behavior Order: Early Validation via the resolved attribute of the package URL validation which can be bypassed by extending the package name allowing an attacker to install other npm packages than the intended one.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. Rated impact: confidentiality none, integrity none, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L/E:P

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Attack requirements: None — no deployment-specific condition has to hold.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: None — nobody has to be tricked into anything.
  • Confidentiality impact: None.
  • Integrity impact: None.
  • Availability impact: None.

Weakness class

CVE-2025-4759 is classified as CWE-179: Incorrect Behavior Order: Early Validation. The product validates input before applying protection mechanisms that modify the input, which could allow an attacker to bypass the validation via dangerous inputs that only arise after the modification.

Affected software

CVE-2025-4759 is recorded against 1 package.

  • lockfile-lint-api

Timeline and source

Published on 16 May 2025 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. A vendor advisory or fix has been published. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Web)
gist.github.com (Web)
github.com (Package)
github.com (Web)
security.snyk.io (Web)

Same weakness in other software

These advisories are the same class of weakness (CWE-179: Incorrect Behavior Order: Early Validation) in other software:

Details

Severity HIGH
CVSS Score 8.3
CVSS Vector CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L/E:P
CWE CWE-179
Public Exploit ⚠️ Yes
Source OSV
Published 2025-05-16
Updated 2026-08-20
Modified 2026-06-17

Affected Packages

Software From version Fixed in
lockfile-lint-api — —

Exploit Protection

Are you running lockfile-lint-api?

CVE-2025-4759 carries CVSS 8.3 High rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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