---
id: CVE-2026-68911
title: Nicotine+ is a graphical client for the Soulseek peer-to-peer network
summary: >-
  Nicotine+ is a graphical client for the Soulseek peer-to-peer network. Prior
  to version 3.3.11, a modified remote client can send zlib-compressed peer
  messages containing a decompression bomb, exhausting available memory of the
  recipient…
severity: high
cvss: 8.7
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'
cwe:
  - CWE-409
vendor: nicotine-plus
product: nicotine-plus
affected:
  - nicotine-plus < 3.3.11
published: '2026-09-29'
updated: '2026-09-29'
sourceUpdated: '2026-09-29T17:17:09.350'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-68911'
references:
  - url: >-
      https://github.com/nicotine-plus/nicotine-plus/commit/61de347fbaaab02eae1606df4f95d9dc17066d4c
    label: security-advisories@github.com
  - url: 'https://github.com/nicotine-plus/nicotine-plus/pull/3646'
    label: security-advisories@github.com
  - url: 'https://github.com/nicotine-plus/nicotine-plus/releases/tag/3.3.11'
    label: security-advisories@github.com
  - url: >-
      https://github.com/nicotine-plus/nicotine-plus/security/advisories/GHSA-8w4c-p7mj-g886
    label: security-advisories@github.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-29T16:04:29.256217Z'
cvssSource: cna
ingestedAt: '2026-09-29T16:39:33.260Z'
---

## Overview

Nicotine+ is a graphical client for the Soulseek peer-to-peer network. Prior to version 3.3.11, a modified remote client can send zlib-compressed peer messages containing a decompression bomb, exhausting available memory of the recipient's operating system. This issue has been patched in version 3.3.11.

## Remediation

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