# io.netty:netty-handler-ssl-ocsp (Maven) vulnerabilities

Source: https://junglewise.ai/threats/technologies/io-netty-netty-handler-ssl-ocsp  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/io-netty-netty-handler-ssl-ocsp.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in io.netty:netty-handler-ssl-ocsp (Maven): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-56822, was published on 29 July 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About io.netty:netty-handler-ssl-ocsp (Maven)

A Netty handler for Online Certificate Status Protocol (OCSP) stapling in SSL/TLS.

## Latest io.netty:netty-handler-ssl-ocsp (Maven) vulnerabilities

- [CVE-2026-56822: Netty TOCTOU race condition in OcspServerCertificateValidator](https://junglewise.ai/threats/cve-2026-56822-netty-toctou-race-condition-in-ocspservercertificatevalidator) (high, CVSS 7.4, published 29 Jul 2026)
- [CVE-2026-56821: Netty OcspServerCertificateValidator certificate revocation bypass](https://junglewise.ai/threats/cve-2026-56821-netty-ocspservercertificatevalidator-certificate-revocation) (high, CVSS 7.4, published 29 Jul 2026)
- [CVE-2026-56820: Netty OcspClient revocation check bypass via improper CertificateID validation](https://junglewise.ai/threats/cve-2026-56820-netty-ocspclient-revocation-check-bypass-via-improper) (high, CVSS 7.4, published 21 Jul 2026)

## Most severe io.netty:netty-handler-ssl-ocsp (Maven) vulnerabilities

- [CVE-2026-56820: Netty OcspClient revocation check bypass via improper CertificateID validation](https://junglewise.ai/threats/cve-2026-56820-netty-ocspclient-revocation-check-bypass-via-improper) (high, CVSS 7.4, published 21 Jul 2026)
- [CVE-2026-56821: Netty OcspServerCertificateValidator certificate revocation bypass](https://junglewise.ai/threats/cve-2026-56821-netty-ocspservercertificatevalidator-certificate-revocation) (high, CVSS 7.4, published 29 Jul 2026)
- [CVE-2026-56822: Netty TOCTOU race condition in OcspServerCertificateValidator](https://junglewise.ai/threats/cve-2026-56822-netty-toctou-race-condition-in-ocspservercertificatevalidator) (high, CVSS 7.4, published 29 Jul 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Maven technologies

- [org.jenkins-ci.main:jenkins-core (Maven)](https://junglewise.ai/threats/technologies/org-jenkins-ci-main-jenkins-core): 259 vulnerabilities
- [org.apache.tomcat:tomcat (Maven)](https://junglewise.ai/threats/technologies/org-apache-tomcat-tomcat): 169 vulnerabilities
- [com.liferay.portal:release.portal.bom (Maven)](https://junglewise.ai/threats/technologies/com-liferay-portal-release-portal-bom): 159 vulnerabilities
- [com.liferay.portal:release.dxp.bom (Maven)](https://junglewise.ai/threats/technologies/com-liferay-portal-release-dxp-bom): 125 vulnerabilities
- [org.keycloak:keycloak-services (Maven)](https://junglewise.ai/threats/technologies/org-keycloak-keycloak-services): 122 vulnerabilities
- [com.fasterxml.jackson.core:jackson-databind (Maven)](https://junglewise.ai/threats/technologies/com-fasterxml-jackson-core-jackson-databind): 86 vulnerabilities
- [org.apache.tomcat.embed:tomcat-embed-core (Maven)](https://junglewise.ai/threats/technologies/org-apache-tomcat-embed-tomcat-embed-core): 83 vulnerabilities
- [org.apache.struts:struts2-core (Maven)](https://junglewise.ai/threats/technologies/org-apache-struts-struts2-core): 60 vulnerabilities
- [org.keycloak:keycloak-core (Maven)](https://junglewise.ai/threats/technologies/org-keycloak-keycloak-core): 57 vulnerabilities
- [org.xwiki.platform:xwiki-platform-oldcore (Maven)](https://junglewise.ai/threats/technologies/org-xwiki-platform-xwiki-platform-oldcore): 46 vulnerabilities
- [org.apache.tomcat:tomcat-catalina (Maven)](https://junglewise.ai/threats/technologies/org-apache-tomcat-tomcat-catalina): 44 vulnerabilities
- [org.elasticsearch:elasticsearch (Maven)](https://junglewise.ai/threats/technologies/org-elasticsearch-elasticsearch): 41 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "io.netty:netty-handler-ssl-ocsp (Maven) vulnerabilities", https://junglewise.ai/threats/technologies/io-netty-netty-handler-ssl-ocsp, 9 November 2026.