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VulnerabilityPublished

CVE-2026-82115: Apache Wicket · Missing Authorization

Affects Apache WicketSource CVE Database V5

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Not known to be exploited · CVSS 6.3 Medium · fixed in 8.20.0 : update Apache Wicket when convenient.

Data as of 1 Nov 2026, 22:13 UTC

CVSS 4.0 base score
6.3Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (apache)CVSS 4.06.3
Patch
Available – fixed in 8.20.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 1 Nov 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 1 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Apache Wicketorg.apache.wicket:wicket-native-websocket-coreAffected
  • >=8.0.0 <=8.19.0
  • >=9.0.0 <=9.24.0
  • >=10.0.0 <=10.11.0
Fixed in–
Mavenorg.apache.wicket/wicket-native-websocket-corepkg:maven/org.apache.wicket/wicket-native-websocket-coreOther threatsAffected
  • >=8.0.0 <=8.19.0
  • >=9.0.0 <=9.24.0
  • >=10.0.0 <=10.11.0
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Users should upgrade to Apache Wicket versions 8.20.0, 9.25.0, or 10.12.0 where this issue is fixed. As a workaround, applications can reject unauthorized WebSocket connections by registering an IWebSocketConnectionFilter via WebSocketSettings#setConnectionFilter(), or by explicitly performing authorization checks at the start of each WebSocketResource callback.

Description

Apache Wicket versions 8.0.0 through 8.19.0, 9.0.0 through 9.24.0, and 10.0.0 through 10.11.0 contain a missing authorization vulnerability in the WebSocketMessageBroadcastHandler. This handler delivers incoming WebSocket frames directly to shared resources without consulting the configured authorization strategy, allowing authenticated users to invoke resource callbacks without proper authorization checks. The vulnerability affects applications that register WebSocketResource as shared resources and rely on authorization strategies to restrict access. Fixed versions are 8.20.0, 9.25.0, and 10.12.0.

References

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