CVE-2024-27307 is a critical vulnerability affecting JSONata versions 1.4.0 through 1.8.6 and 2.0.0 through 2.0.3. It allows a malicious JSONata expression to override core JavaScript Object properties via the transform operator. This can lead to severe impacts including denial of service, remote code execution, or other unexpected application behavior. With a CVSS score of 9.8 (Critical), this vulnerability has a network attack vector, low attack complexity, and requires no user interaction, making it highly exploitable with complete confidentiality, integrity, and availability impacts. Organizations using user-provided JSONata expressions are particularly at risk. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE. Patches are available in JSONata versions 1.8.7 and 2.0.4, and immediate updates are strongly recommended for affected applications.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.4.0, < 1.8.7CPE matchmatch criteria | cpe:2.3:a:jsonata:jsonata:*:*:*:*:*:*:*:* | ||
>= 2.0.0, < 2.0.4CPE matchmatch criteria | cpe:2.3:a:jsonata:jsonata:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
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The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.