High

nzo/url-encryptor-bundle Insecure default secret key and IV allowing anyone to decrypt values

  • Disclosed: 17.05.2024
  • Updated: 11.10.2026 10:22

Versions of nzo/url-encryptor-bundle prior to 5.0.1 and 4.3.2 are affected by a security vulnerability related to the lack of mandatory key and IV requirements. By default, the bundle uses the aes-256-ctr algorithm, which is susceptible to malleability attacks, potentially leading to Insecure Direct Object Reference (IDOR) vulnerabilities. Additionally, the reuse of keys enables users to decrypt and modify encrypted data if they can guess the plaintext of one ciphertext.

Affected software

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PlatformPackageVulnerable versionsFixed in
Composer package nzo/url-encryptor-bundle >= 5.0.0, < 5.0.1, >= 4.0.0, < 4.3.2 5.0.1, 4.3.2

References

CVSS score -
Weakness (CWE)
-
Platform
Composer
Package
nzo/url-encryptor-bundle
Disclosed
17.05.2024
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-r2r8-36pq-27cm - CC BY 4.0

Vulnerability history: nzo/url-encryptor-bundle

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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