CVE-2019-8953
The HAProxy package before 0.59_16 for pfSense has XSS via the desc (aka Description) or...
The HAProxy package before 0.59_16 for pfSense has XSS via the desc (aka Description) or table_actionsaclN parameter, related to haproxy_listeners.php and haproxy_listeners_edit.php.
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
The HAProxy package before 0.59_16 for pfSense has XSS via the desc (aka Description) or table_actionsaclN parameter, related to haproxy_listeners.php and haproxy_listeners_edit.php.
- Record
CVE-2019-8953- 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 HAProxy package before 0.59_16 for pfSense has XSS via the desc (aka Description) or table_actionsaclN parameter, related to haproxy_listeners.php and haproxy_listeners_edit.php.
- Record
CVE-2019-8953- Updated
- 2026-11-02
EUVDEUVD-2019-18340 No score
The HAProxy package before 0.59_16 for pfSense has XSS via the desc (aka Description) or table_actionsaclN parameter, related to haproxy_listeners.php and haproxy_listeners_edit.php.
- Record
EUVD-2019-18340- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fvff-74xh-67ch
The HAProxy package before 0.59_16 for pfSense has XSS via the desc (aka Description) or...
The HAProxy package before 0.59_16 for pfSense has XSS via the desc (aka Description) or table_actionsaclN parameter, related to haproxy_listeners.php and haproxy_listeners_edit.php.
- Record
GHSA-fvff-74xh-67ch- 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
OSV
The HAProxy package before 0.59_16 for pfSense has XSS via the desc (aka Description) or table_actionsaclN parameter, related to haproxy_listeners.php and haproxy_listeners_edit.php.
- Record
CVE-2019-8953- 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 - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | pfSense 2.4.4-p1 (HAProxy Package 0.59_14) - Persistent Cross-Site Scripting | 2019-03-13 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| 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-2019-8953 is a medium vulnerability (CVSS 6.1) in Netgate Haproxy, published February 20, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 52.2%, the 98th percentile. No source names a fixed version.
References
redmine.pfsense.org/issues/9335
github.com/pfsense/FreeBSD-ports/commit/2dded47b3202dfdf89aa96f84bf701b3d5acbe6c
cxsecurity.com/issue/WLB-2019020153
exploit-db.com/exploits/46538
nvd.nist.gov/vuln/detail/CVE-2019-8953