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CVE-2026-12208

MEDIUM
5.3
CVSS 3.1
Description
A weakness has been identified in jsonata-js jsonata up to 2.2.0. The affected element is the function createFrame of the file src/jsonata.js of the component Function Binding Frame System. This manipulation causes improperly controlled modification of object prototype attributes. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Metadata

CVE ID
CVE-2026-12208
State
PUBLISHED
Assigner
VulDB
Reserved
2026-06-14 12:25 UTC
Published
2026-06-15 02:00 UTC
Last updated
2026-06-15 02:00 UTC
Primary CWE
CWE-1321
Improperly Controlled Modification of Object Prototype Attri…
Vendor / Product
jsonata-js / jsonata
Sources
cve.org  ·  NVD

Severity & Metrics

5.3 MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
Affected products (1)
VendorProductPlatformVersions
jsonata-js jsonata — 2.0, 2.1, 2.2.0
Weakness (CWE)
CWESourceDescription
CWE-1321 cna Improperly Controlled Modification of Object Prototype Attributes
CWE-94 cna Code Injection
CVSS scores (4)
ScoreSeverityVersionSourceVector
6.9 MEDIUM 4.0 cna CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
5.3 MEDIUM 3.1 cna CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
5.3 MEDIUM 3.0 cna CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
5.0 N/D 2.0 cna AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR
References (5)
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