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CVE-2026-56821

🗓️ 29 Jul 2026 00:16:38Reported by [email protected]Type 
nvd
 nvd
🔗 web.nvd.nist.gov👁 10 Views

OcspServerCertificateValidator accepts expired OCSP responses, bypassing revocation; fixed in Netty 4.1.136.Final and 4.2.16.Final.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-56821
28 Jul 202623:07
attackerkb
cgr
Chainguard
CVE-2026-56821 vulnerabilities
24 Jul 202608:24
cgr
circl
Circl
CVE-2026-56821
22 Jul 202622:35
circl
cve
CVE
CVE-2026-56821
28 Jul 202623:07
cve
cvelist
Cvelist
CVE-2026-56821 Netty: Out-of-date OCSP Responses Accepted by OcspServerCertificateValidator
28 Jul 202623:07
cvelist
debiancve
Debian CVE
CVE-2026-56821
28 Jul 202623:07
debiancve
euvd
EUVD
EUVD-2026-50090
28 Jul 202623:07
euvd
github
Github Security Blog
Netty: Out-of-date OCSP Responses Accepted by OcspServerCertificateValidator
22 Jul 202621:46
github
osv
OSV
CGA-CHVG-88HC-9HG6
23 Jul 202622:40
osv
osv
OSV
CLEANSTART-2026-NA65977 Security fixes in cassandra 5.0.8-r1
13 Aug 202612:10
osv
Rows per page
NVD
Node
OR
nettynettyRange<4.1.136
nettynettyRange4.2.04.2.16

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