---
id: CVE-2026-112100
title: >-
  DeepPavlov multitask_preprocessor.py MultiTaskPipelinePreprocessor.__init__
  code injection
summary: >-
  A vulnerability was determined in DeepPavlov up to 1.7.0. This affects the
  function MultiTaskPipelinePreprocessor.__init__ of the file
  deeppavlov/models/preprocessors/multitask_preprocessor.py. This manipulation
  of the argument preproces…
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'
cvssSource: cna
cwe:
  - CWE-94
  - CWE-74
product: DeepPavlov
affected:
  - DeepPavlov 1.0
  - DeepPavlov 1.1
  - DeepPavlov 1.2
  - DeepPavlov 1.3
  - DeepPavlov 1.4
  - DeepPavlov 1.5
  - DeepPavlov 1.6
  - DeepPavlov 1.7.0
published: '2026-10-19'
updated: '2026-10-19'
sourceUpdated: '2026-10-19T09:15:19.570Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-112100'
references:
  - url: 'https://vuldb.com/vuln/421958'
    label: >-
      VDB-421958 | DeepPavlov multitask_preprocessor.py
      MultiTaskPipelinePreprocessor.__init__ code injection
  - url: 'https://vuldb.com/vuln/421958/cti'
    label: 'VDB-421958 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-112100'
    label: CVE-2026-112100 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/1012812'
    label: >-
      Submit #1012812 | DeepPavlov 1.2.0 - 1.7.0 (latest PyPI release) and
      master @ commit 5f9fbed Code Injection
  - url: 'https://github.com/deeppavlov/DeepPavlov/issues/1714'
  - url: 'https://github.com/user-attachments/files/33004910/poc.zip'
  - url: 'https://github.com/deeppavlov/DeepPavlov/'
tags:
  - cve.org
ingestedAt: '2026-10-19T10:20:55.198Z'
---

## Overview

A vulnerability was determined in DeepPavlov up to 1.7.0. This affects the function MultiTaskPipelinePreprocessor.__init__ of the file deeppavlov/models/preprocessors/multitask_preprocessor.py. This manipulation of the argument preprocessor causes code injection. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

## Affected

- `DeepPavlov 1.0`
- `DeepPavlov 1.1`
- `DeepPavlov 1.2`
- `DeepPavlov 1.3`
- `DeepPavlov 1.4`
- `DeepPavlov 1.5`
- `DeepPavlov 1.6`
- `DeepPavlov 1.7.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.