CVE-2023-49093
Publication date 4 December 2023
Last updated 13 May 2026
Ubuntu priority
Description
HtmlUnit is a GUI-less browser for Java programs. HtmlUnit is vulnerable to Remote Code Execution (RCE) via XSTL, when browsing the attacker’s webpage. This vulnerability has been patched in version 3.9.0
Why is this CVE high priority?
This is a vulnerability that can be triggered remotely and leads to code execution. A PoC has been made available.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| htmlunit | 26.04 LTS resolute | Not in release |
| 25.10 questing | Not in release | |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 20.04 LTS focal | Not in release | |
| 18.04 LTS bionic |
Fixed 2.8-3ubuntu1+esm1
|
|
| 16.04 LTS xenial |
Fixed 2.8-1ubuntu2.1+esm1
|
|
| 14.04 LTS trusty | Ignored end of standard support |
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| Parameter | Value |
|---|---|
| Base score |
9.8 · Critical
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-8220-1
- HtmlUnit vulnerability
- 5 May 2026