lambda-middleware Inefficient Regular Expression Complexity vulnerability
A vulnerability, which was classified as problematic, has been found in dbartholomae lambda-middleware frameguard up to 1.0.4. Affected by this issue is some unknown functionality of the file packages/json-deserializer/src/JsonDeserializer.ts of the component JSON Mime-Type Handler. The manipulation leads to inefficient regular expression complexity. Upgrading to version 1.1.0 is able to address this issue. The patch is identified as f689404d830cbc1edd6a1018d3334ff5f44dc6a6. It is recommended to upgrade the affected component. VDB-253406 is the identifier assigned to this vulnerability.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | @lambda-middleware/json-deserializer | < 1.1.0 | 1.1.0 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-4437
- https://github.com/dbartholomae/lambda-middleware/pull/57
- https://github.com/dbartholomae/lambda-middleware/commit/f689404d830cbc1edd6a1018d3334ff5f44dc6a6
- https://github.com/dbartholomae/lambda-middleware
- https://github.com/dbartholomae/lambda-middleware/releases/tag/%40lambda-middleware%2Fframeguard_v1.1.0
- https://github.com/dbartholomae/lambda-middleware/releases/tag/@lambda-middleware/frameguard_v1.1.0
- https://vuldb.com/?ctiid.253406
- https://vuldb.com/?id.253406
- CVSS vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L- Weakness (CWE)
CWE-1333- Platform
- npm
- Package
@lambda-middleware/json-deserializer- Disclosed
- 12.02.2024
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-m3f4-957x-m785 - CC BY 4.0
Vulnerability history: @lambda-middleware/json-deserializer
All published vulnerabilities of this package (npm 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.
Know which vulnerabilities affect your application
With the DockRay integration and software inventory enabled, DockRay checks reported component versions against known vulnerabilities and notifies you about confirmed matches. Coverage depends on the supported technology and available advisory data.