CVE-2026-22584: Uni2ts Remote Code Execution Vulnerability

CRITICAL
Advisory Identifier: GHSA-7x99-8x99-xc54
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CVSS 9.8
CWE-94
Published
Advisory Summary

CVE-2026-22584 is a CRITICAL (CVSS 9.8) remote code execution vulnerability (CWE-94: Improper Control of Generation of Code ('Code Injection')) affecting Uni2ts libraries in the PyPI ecosystem. The issue involves salesforce uni2ts has a code injection vulnerability. Remediation is available by upgrading affected packages to version 2.0.0.

CVE-2026-22584 at a Glance

CVE Identifier CVE-2026-22584
GHSA Identifier GHSA-7x99-8x99-xc54
Severity CRITICAL
CVSS v3.1 Base Score 9.8
CWE Classification CWE-94: Improper Control of Generation of Code ('Code Injection')
Affected Product Uni2ts
Package Ecosystem PyPI
Published Date
Last Updated

Security Impact

CVSS: 9.8

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality High (C:H)
Integrity High (I:H)
Availability High (A:H)

How to Fix CVE-2026-22584

To remediate this vulnerability, upgrade all affected Uni2ts dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

uni2ts fixed: 2.0.0 
pip install uni2ts>=2.0.0
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

pip show uni2ts

How to Check if You Are Affected

To determine whether your Python environment is affected by CVE-2026-22584, inspect your installed packages using pip:

pip show uni2ts

Analyze the terminal output to locate any version of Uni2ts in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.0.0), your application is affected.

Note: The pip show uni2ts command checks currently installed packages in your active Python environment.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-94: Improper Control of Generation of Code ('Code Injection'), where the product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. In Uni2ts, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

Improper Control of Generation of Code ('Code Injection') vulnerability in Salesforce Uni2TS on MacOS, Windows, Linux allows Leverage Executable Code in Non-Executable Files.This issue affects Uni2TS: through 1.2.0.

CVE-2026-22584 Affected Uni2ts Versions

1 component(s)
Fixed Versions:
2.0.0
Product / Package Ecosystem Affected Versions Fixed Version
uni2ts
pypi/uni2ts
PyPI
< 2.0.0
2.0.0

References

NVD — CVE-2026-22584 NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-22584
Uni2ts Source Repository REPOSITORY
https://github.com/SalesforceAIResearch/uni2ts/pull/218
Security Fix Commit FIX COMMIT
https://github.com/SalesforceAIResearch/uni2ts/commit/7f2d51dd729de018f0f22504f39a8475c6fed1c4
Uni2ts Source Repository REPOSITORY
https://github.com/SalesforceAIResearch/uni2ts
Uni2ts Release RELEASE
https://github.com/SalesforceAIResearch/uni2ts/releases/tag/2.0.0
help.salesforce.com/s/articleview WEB
https://help.salesforce.com/s/articleView?id=005239354&type=1

Frequently Asked Questions

What is CVE-2026-22584?
CVE-2026-22584 is a security vulnerability in Uni2ts involving Salesforce Uni2TS has a Code Injection vulnerability under CWE-94: Improper Control of Generation of Code ('Code Injection').
Which Uni2ts versions are affected?
Affected versions include releases prior to 2.0.0 across affected packages: uni2ts.
What version fixes CVE-2026-22584?
Upgrading to 2.0.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is uni2ts affected?
Yes, uni2ts is affected in releases prior to 2.0.0. Upgrade your dependency to 2.0.0 or later.
What is the CVSS score of CVE-2026-22584?
CVE-2026-22584 has a CVSS v3.1 base score of 9.8 (CRITICAL) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with CVE-2026-22584?
CVE-2026-22584 is classified under CWE-94: Improper Control of Generation of Code ('Code Injection') (The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.).
How can I check PyPI dependencies for CVE-2026-22584?
Run the dependency tree command: 'pip show uni2ts'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-7x99-8x99-xc54",
  "modified" : "2026-01-21T21:17:51Z",
  "published" : "2026-01-10T00:30:30Z",
  "aliases" : [ "CVE-2026-22584" ],
  "summary" : "Salesforce Uni2TS has a Code Injection vulnerability",
  "details" : "Improper Control of Generation of Code ('Code Injection') vulnerability in Salesforce Uni2TS on MacOS, Windows, Linux allows Leverage Executable Code in Non-Executable Files.This issue affects Uni2TS: through 1.2.0.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "uni2ts"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.0.0"
      } ]
    } ],
    "database_specific" : {
      "last_known_affected_version_range" : "<= 1.2.0"
    }
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2026-22584"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/SalesforceAIResearch/uni2ts/pull/218"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/SalesforceAIResearch/uni2ts/commit/7f2d51dd729de018f0f22504f39a8475c6fed1c4"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/SalesforceAIResearch/uni2ts"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/SalesforceAIResearch/uni2ts/releases/tag/2.0.0"
  }, {
    "type" : "WEB",
    "url" : "https://help.salesforce.com/s/articleView?id=005239354&type=1"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-94" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-01-21T21:17:51Z",
    "nvd_published_at" : "2026-01-09T22:16:01Z"
  }
}