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Fencer Intel
high 7.5

CVE-2026-93879 json

Hibernate Validator is affected by an expression language injection vulnerability

published 3d ago modified 2d ago also EUVD-2026-119739

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

Hibernate Validator could allow a remote attacker to cause a denial of service due to uncontrolled resource consumption resulting from improper escaping of user-controlled data in Expression Language (EL) expressions.

Patch / fix

Is CVE-2026-93879 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-93879 updated cvss 7.5

org.hibernate.validator:hibernate-validator: Hibernate Validator - unescaped {duplicates} message parameter is re-evaluated as Expression Language (unauthenticated DoS)

  • Red Hat build of Apache Camel 4 for Quarkus 3 hibernate-validator
    affected: workaround, no fix available
  • Red Hat Exploit Intelligence exploit-intelligence/agent-client-rhel9 Red Hat Enterprise Linux 10 moditect Red Hat OpenShift AI (RHOAI) rhoai/odh-trustyai-service-rhel9 Red Hat OpenShift Dev Spaces devspaces/openvsx-rhel9, devspaces/pluginregistry-rhel9 Red Hat Satellite 6 candlepin, candlepin-selinux
    under investigation
  • Red Hat Build of Apache Camel 3.33.4.redhat hibernate-validator 9.1.3.Final-redhat-00002
    fixed: vendor fix RHSA-2026:83670
  • Red Hat build of Quarkus 3.27.6.redhat hibernate-validator 9.0.1.Final-redhat-00002
    fixed: vendor fix RHSA-2026:83082
  • Red Hat build of Quarkus 3.33.4.redhat hibernate-validator 9.1.3.Final-redhat-00002
    fixed: vendor fix RHSA-2026:83520
  • Red Hat Build of Apache Camel 3.33.4.redhat jimfs 1.1, jna 5.8.0, bcel 6.7.0, gax 2.74.1, icu4j 78.2, joni 2.2.6, +1616 more Red Hat build of Apache Camel for Spring Boot 4 hibernate-validator Red Hat Build of Keycloak hibernate-validator, rhbk/keycloak-rhel9, rhbk/keycloak-rhel9-operator Red Hat build of Quarkus 3.27.6.redhat jna 5.8.0, db2 1.21.4, h2 2.3.230, y18n 5.0.8, cliui 8.0.1, guice 5.1.0, +1009 more Red Hat build of Quarkus 3.33.4.redhat jna 5.8.0, h2 2.4.240, y18n 5.0.8, cliui 8.0.1, guice 5.1.0, wasm 2.15.3, +1016 more Red Hat Fuse 7 hibernate-validator, hibernate-validator-cdi, hibernate-validator-osgi-karaf-features
    +4 more products
    Red Hat JBoss Enterprise Application Platform 7 hibernate-validator, hibernate-validator-cdi, hibernate-validator-parent, hibernate-validator-annotation-processor, jboss-eap-7/eap74-els-openjdk8-openshift-rhel8, jboss-eap-7/eap74-els-openjdk11-openshift-rhel8, +1 more Red Hat JBoss Enterprise Application Platform 8 hibernate-validator, hibernate-validator-cdi Red Hat JBoss Enterprise Application Platform Expansion Pack hibernate-validator, hibernate-validator-cdi Red Hat Single Sign-On 7 hibernate-validator, hibernate-validator-cdi
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2d ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • IBM Hibernate Validator

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.