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CVE-2026-44894

Netty is a network application framework for development of protocol servers and clients. NoQuicTokenHandler is the tokenHandler used when the application does not set one. Prior to version 4.2.15.Final, its writeToken() returns false (server will not send Retry — acceptable), but validateToken() unconditionally `return 0`. In QuicheQuicServerCodec.handlePacket(), a non-negative return from validateToken() is interpreted as 'token is valid, ODCID starts at offset 0', causing the server to call q
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:0e42537f6b31d94afe71a2f879a1cb71e99c782d8c4c2bcac050f54ef04c2f18
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
3

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"product":"netty","vendor":"netty","versions":[{"status":"affected","version":">= 4.2.0.Final, < 4.2.15.Final"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/cna/affected/0

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:apache_camel_hawtio:4"],"defaultStatus":"affected","packageName":"netty-codec-classes-quic","product":"Red Hat build of Apache Camel - HawtIO 4","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/adp/1/affected/0
cvss · 2 assertions

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/cna/metrics/0/cvssV3_1

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/adp/1/metrics/1/cvssV3_1
cwe · 2 assertions

{"cweId":"CWE-346","description":"Origin Validation Error","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/adp/1/problemTypes/0/descriptions/0

{"cweId":"CWE-940","description":"CWE-940: Improper Verification of Source of a Communication Channel","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

2 source assertions
{"product":"netty","vendor":"netty","versions":[{"status":"affected","version":">= 4.2.0.Final, < 4.2.15.Final"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/cna/affected/0
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:apache_camel_hawtio:4"],"defaultStatus":"affected","packageName":"netty-codec-classes-quic","product":"Red Hat build of Apache Camel - HawtIO 4","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/adp/1/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/cna/metrics/0/cvssV3_1
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/adp/1/metrics/1/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-346","description":"Origin Validation Error","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/adp/1/problemTypes/0/descriptions/0
{"cweId":"CWE-940","description":"CWE-940: Improper Verification of Source of a Communication Channel","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions
{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-44894"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/adp/1/references/0
{"name":"RHBZ#2488380","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2488380"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/adp/1/references/1
{"name":"https://github.com/netty/netty/releases/tag/netty-4.2.15.Final","tags":["x_refsource_MISC"],"url":"https://github.com/netty/netty/releases/tag/netty-4.2.15.Final"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/cna/references/1
{"name":"https://github.com/netty/netty/security/advisories/GHSA-cmm3-54f8-px4j","tags":["x_refsource_CONFIRM"],"url":"https://github.com/netty/netty/security/advisories/GHSA-cmm3-54f8-px4j"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/cna/references/0
{"tags":["x_sadp-csaf-vex"],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44894.json"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a9be847def04eb9e7ffb43fda05f8b6760aa8db3400e1e6fce047fc63a4b2341 · sha256:748961b9de9e666b… · /containers/adp/1/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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