CVE-2019-0186
Cross-site Scripting in Apache Pluto Chatroom demo
The input fields of the Apache Pluto "Chat Room" demo portlet 3.0.0 and 3.0.1 are vulnerable to Cross-Site Scripting (XSS) attacks. Mitigation: * Uninstall the ChatRoomDemo war file - or - * migrate to version 3.1.0 of the chat-room-demo war file
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
6.1
The input fields of the Apache Pluto "Chat Room" demo portlet 3.0.0 and 3.0.1 are vulnerable to Cross-Site Scripting (XSS) attacks. Mitigation: * Uninstall the ChatRoomDemo war file - or - * migrate to version 3.1.0 of the chat-room-demo war file
- Record
CVE-2019-0186- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
The input fields of the Apache Pluto "Chat Room" demo portlet 3.0.0 and 3.0.1 are vulnerable to Cross-Site Scripting (XSS) attacks. Mitigation: * Uninstall the ChatRoomDemo war file - or - * migrate to version 3.1.0 of the chat-room-demo war file
- Record
CVE-2019-0186- Updated
- 2026-11-02
EUVDEUVD-2022-5492 No score
The input fields of the Apache Pluto "Chat Room" demo portlet 3.0.0 and 3.0.1 are vulnerable to Cross-Site Scripting (XSS) attacks. Mitigation: * Uninstall the ChatRoomDemo war file - or - * migrate to version 3.1.0 of the chat-room-demo war file
- Record
EUVD-2022-5492- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w47g-4vrc-m3w2
6.1
Cross-site Scripting in Apache Pluto Chatroom demo
The input fields of the Apache Pluto "Chat Room" demo portlet 3.0.0 and 3.0.1 are vulnerable to Cross-Site Scripting (XSS) attacks. Mitigation: * Uninstall the ChatRoomDemo war file - or - * migrate to version 3.1.0 of the chat-room-demo war file
- Record
GHSA-w47g-4vrc-m3w2- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-w47g-4vrc-m3w2
6.1
Cross-site Scripting in Apache Pluto Chatroom demo
The input fields of the Apache Pluto "Chat Room" demo portlet 3.0.0 and 3.0.1 are vulnerable to Cross-Site Scripting (XSS) attacks. Mitigation: * Uninstall the ChatRoomDemo war file - or - * migrate to version 3.1.0 of the chat-room-demo war file
- Record
GHSA-w47g-4vrc-m3w2- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.portals.pluto:chatRoomDemoMaven |
3.0.0 up to 3.1.0 | 3.1.0 |
org.apache.portals.pluto:chatRoomDemoMaven |
3.0.0 up to 3.1.0, plus listed versions 3.0.1 |
3.1.0 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Apache Pluto 3.0.0 / 3.0.1 - Persistent Cross-Site Scripting | 2019-04-26 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-0186 is a medium vulnerability (CVSS 6.1) in Apache Pluto, published April 26, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 20.6%, the 97th percentile. Fixed in org.apache.portals.pluto:chatRoomDemo 3.1.0.
References
portals.apache.org/pluto/security.html
mail-archives.apache.org/mod_mbox/portals-pluto-user/201904.mbox/%3CCAAqbB_ev=0KNgZmmNAq2=q11i1GYLGN6J-xCKx8Q8dbxZ4tZYg%40mail.gmail.com%3E
openwall.com/lists/oss-security/2019/04/25/8
lists.apache.org/thread.html/d093e6b0e5f9b3b50928255451afefd8f8fbdcd5bf28a726769a919a%40%3Cpluto-user.portals.apache.org%3E
exploit-db.com/exploits/46759
packetstormsecurity.com/files/152642/Apache-Pluto-3.0.0-3.0.1-Cross-Site-Scripting.html
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securityfocus.com/bid/108091
nvd.nist.gov/vuln/detail/CVE-2019-0186
lists.apache.org/thread.html/d093e6b0e5f9b3b50928255451afefd8f8fbdcd5bf28a726769a919a@%3Cpluto-user.portals.apache.org%3E
mail-archives.apache.org/mod_mbox/portals-pluto-user/201904.mbox/%3CCAAqbB_ev=0KNgZmmNAq2=q11i1GYLGN6J-xCKx8Q8dbxZ4tZYg@mail.gmail.com%3E
github.com/advisories/GHSA-w47g-4vrc-m3w2