Skip to main content
CVE-2026-17615VulnerabilityPublished Updated

Red Hat Security Advisory: resteasy security update

Affects Red Hat resteasySource GCVE Database

0
Compare
Authoritative record:CVE-2026-17615· High 7.5

Not known to be exploited · CVSS 7.5 High.

Data as of 29 Oct 2026, 07:44 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (redhat)CVSS 3.17.5
EPSS
0.8% chance of exploitation in 30 days – higher than 57% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 31 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Red Hat Build of Apache Camel 3.33.3.SP1org.jboss.resteasy/resteasy-coreAffected–Fixed in–
Red Hat build of Keycloak 26.6rhbk/keycloak-operator-bundleAffected–Fixed in–
Red Hat build of Keycloak 26.6rhbk/keycloak-rhel9Affected–Fixed in–
Red Hat build of Keycloak 26.6rhbk/keycloak-rhel9-operatorAffected–Fixed in–
Red Hat build of Keycloak 26.6.7keycloak/rhbk-rhel9-operatorAffected–Fixed in–
Red Hat build of Keycloak 26.6.7resteasy-coreAffected–Fixed in–

AI-suggested

Red Hat has released updated packages (resteasy-3.0.26-20.el9_4) that fix the vulnerability. Users of affected Red Hat Enterprise Linux 9.4 variants should apply the security update as detailed in the Red Hat advisory (https://access.redhat.com/articles/11258). No additional mitigation steps are indicated beyond applying the official patch.

Description

A security vulnerability (CVE-2026-17615) has been identified in RESTEasy, a JBoss project framework for building RESTful Web Services and Java applications. The flaw involves a remote unauthenticated file read issue in the resteasy-core SourceProvider component. Red Hat has issued a security advisory and released updates for Red Hat Enterprise Linux 9.4 variants to address this vulnerability. The severity is rated as Important by Red Hat Product Security. The advisory provides updated packages to remediate the issue.

References

Community reviews

Loading reviews…