CVE-2026-85245: Exposure of Data Element to Wrong Session vulnerability in Apache Camel Thrift component
CVE-2026-85245 key facts
- CISA KEV
- Not listed (catalogue checked )
- Highest advisory rating
- Medium
- CVSS base score
- 5.9 (Apache), 5.9 (Red Hat)
- Weakness
- CWE-488
- Fixed releases
- Apache: 4.18.5, 4.22.1
- Red Hat: 4.23.0, 4.18, 4.18.5, 4.22, 4.22.1
- Listed by VulniPulse
- Record changed
Ratings, versions and fixes are quoted from the vendor advisories that cover only CVE-2026-85245; each belongs to its advisory, not to every product listed. How records are collected and checked.
How do I fix CVE-2026-85245?
Upgrade to a fixed release named by the vendor:
- Apache: 4.18.5, 4.22.1
- Red Hat: 4.23.0, 4.18, 4.18.5, 4.22, 4.22.1
- Upgrade to Apache Camel 4.23.0, which fixes the issue. (Apache)
- Users on the 4.18.x LTS releases stream should upgrade to 4.18.5. (Apache)
Vendor advisories for CVE-2026-85245
Apache
1 advisory- Advisory severityMedium5.9
Medium [CVE-2026-85245] Exposure of Data Element to Wrong Session vulnerability in Apache Camel Thrift component
CVE-2026-85245Source published Source updated
Exposure of Data Element to Wrong Session vulnerability in Apache Camel Thrift component. This issue affects Apache Camel: from 4.0.0 before 4.18.5, from 4.19.0 before 4.22.1. The Thrift data format unmarshalled incoming data into the shared defaultInstance of the target type rather than into a fresh copy, and returned that shared object as the exchange body. Because the instance is shared process-wide, state written while unmarshalling one message stayed on the object and was visible to every later message that used the same type. Fields absent from a later payload retained the previous message's values, so content belonging to one sender could be read while processing another sender's message, and concurrent exchanges could observe each other's partially written state. In a deployment…
- Affected products in this advisory
- Apache Camel Thrift
- Source-reported affected versions
- 4.0.0 before 4.18.5
- 4.19.0 before 4.22.1
- Source-reported fixed versions
- 4.18.5
- 4.22.1
- Mitigation guidance
- Upgrade to Apache Camel 4.23.0, which fixes the issue.
- Users on the 4.18.x LTS releases stream should upgrade to 4.18.5.
- Users on the 4.22.x LTS releases stream should upgrade to 4.22.1.
- For deployments that cannot upgrade immediately, copy the unmarshalled body into a new instance immediately after the data format runs, and do not retain references to the returned object.
Red Hat
1 advisory- Advisory severityMedium5.9
Medium [CVE-2026-85245] Information disclosure via shared object reuse
CVE-2026-85245Source published Source updated
Information disclosure via shared object reuse. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-488. Affected product named by the advisory: Red Hat Fuse 7.
- Related products — impact not confirmed
- Red Hat Fuse 7
- Source-reported affected versions
- < 4.0.0
- < 4.18.5
- < 4.19.0
- < 4.22.1
- Source-reported fixed versions
- 4.23.0
- 4.18
- 4.18.5
- 4.22
1 more entries in the full advisory.
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
References
More Apache advisories
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