Medium severity5.3NVD Advisory· Published Apr 5, 2023· Updated Jun 17, 2026
CVE-2023-0842
CVE-2023-0842
Description
xml2js version 0.4.23 allows an external attacker to edit or add new properties to an object. This is possible because the application does not properly validate incoming JSON keys, thus allowing the __proto__ property to be edited.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
xml2jsnpm | < 0.5.0 | 0.5.0 |
Affected products
3- xml2js/xml2jsdescription
- cpe:2.3:a:xml2js_project:xml2js:0.4.23:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
8- fluidattacks.com/advisories/myers/nvdExploitThird Party Advisory
- github.com/advisories/GHSA-776f-qx25-q3ccghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-0842ghsaADVISORY
- fluidattacks.com/advisories/myersghsaWEB
- github.com/Leonidas-from-XIV/node-xml2js/issues/663ghsaWEB
- github.com/Leonidas-from-XIV/node-xml2js/pull/603/commits/581b19a62d88f8a3c068b5a45f4542c2d6a495a5ghsaWEB
- lists.debian.org/debian-lts-announce/2024/03/msg00013.htmlnvdWEB
- github.com/Leonidas-from-XIV/node-xml2js/releases/tag/0.6.2nvd
News mentions
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