High 8.7Published Sep 29, 2026

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

Updated under an hour ago (2026-10-19 07:10 UTC)

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It affects nicotine-plus. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.30%, higher than 21% of scored CVEs.

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Exploited in the last 30 days

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.

CVSS: 8.7 HIGH (v4.0, CNA)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
Weakness (CWE): CWE-409
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.30% (percentile 21)
Assigned by: GitHub_M
NVD analysis: Deferred
Record last updated: Sep 29, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

nicotine-plus nicotine-plus nicotine_plus:nicotine_plus (from the name)	before 3.3.11	CNA record

References

https://github.com/nicotine-plus/nicotine-plus/security/advisories/GHSA-8w4c-p7mj-g886x-refsource-confirm
https://github.com/nicotine-plus/nicotine-plus/pull/3646x-refsource-misc
https://github.com/nicotine-plus/nicotine-plus/commit/61de347fbaaab02eae1606df4f95d9dc17066d4cx-refsource-misc
https://github.com/nicotine-plus/nicotine-plus/releases/tag/3.3.11x-refsource-misc

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.