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rust-libp2p input validation error vulnerability

🗓️ 20 Mar 2026 00:00:00Reported by China National Vulnerability Database of Information SecurityType 
cnnvd
 cnnvd
🔗 www.cnnvd.org.cn👁 25 Views

Rust-libp2p before 0.49.3 had input validation errors in Gossipsub enabling PRUNE evolutions.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-33040
20 Mar 202605:46
–attackerkb
cve
CVE
CVE-2026-33040
20 Mar 202605:46
–cve
cvelist
Cvelist
CVE-2026-33040 libp2p-rust: Gossipsub PRUNE.backoff Duration Overflow
20 Mar 202605:46
–cvelist
github
Github Security Blog
Gossipsub PRUNE.backoff Duration Overflow
18 Mar 202619:54
–github
mend
Mend
CVE-2026-33040
20 Mar 202605:46
–mend
nvd
NVD
CVE-2026-33040
20 Mar 202606:16
–nvd
osv_ghsa
osv_ghsa
GHSA-GC42-3JG7-RXR2 Gossipsub PRUNE.backoff Duration Overflow
18 Mar 202619:54
–osv_ghsa
osv_ubuntu
osv_ubuntu
UBUNTU-CVE-2026-33040
20 Mar 202606:16
–osv_ubuntu
ptsecurity
Positive Technologies
PT-2026-26181
18 Mar 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-33040: Integer Overflow or Wraparound
20 Mar 202600:00
–rapid7
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29 May 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
CVSS 48.7
EPSS0.00563
SSVC
25