What’s Vulnerable › Vulnerabilities

CVE-2026-68911: Nicotine+: Decompression of peer messages can exhaust available memory

• Severity: high (CVSS 8.7 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-29 · updated 2026-09-30
• Weakness: CWE-409

Description

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.

Affected products

• nicotine-plus: before 3.3.11

References

• https://github.com/nicotine-plus/nicotine-plus/commit/61de347fbaaab02eae1606df4f95d9dc17066d4c
• https://github.com/nicotine-plus/nicotine-plus/pull/3646
• https://github.com/nicotine-plus/nicotine-plus/releases/tag/3.3.11
• https://github.com/nicotine-plus/nicotine-plus/security/advisories/GHSA-8w4c-p7mj-g886

Get alerted when CVE-2026-68911 or the next vulnerability affects your stack