Is CVE-2026-12208 in the CISA KEV catalog?

No. CVE-2026-12208 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-12208?

CVE-2026-12208 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2026-12208?

CVE-2026-12208 has an EPSS score of 0.31% (23th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-12208?

No published fix for CVE-2026-12208 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-12208

MEDIUM

5.3

CVSS v3

NVD

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.

CWE-94Code Injection CWE-1321

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Exploit Intelligence

0.31%probability of exploitation in 30 days

23rdpercentile

Low risk: more likely to be exploited than 23% of all known CVEs.

References

Other references5

Embed a live status badge for CVE-2026-12208

Markdown

[![CVE-2026-12208](https://tridentstack.com/cve/badge/CVE-2026-12208.svg)](https://tridentstack.com/cve/CVE-2026-12208)

HTML

<a href="https://tridentstack.com/cve/CVE-2026-12208"><img src="https://tridentstack.com/cve/badge/CVE-2026-12208.svg" alt="CVE-2026-12208"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-15.