CVE-2023-1841
Honeywell MPA2 Web Application XSS vulnerability
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Honeywell MPA2 Access Panel (Web server modules) allows XSS Using Invalid Characters.This issue affects MPA2 Access Panel all version prior to R1.00.08.05.
Honeywell released firmware update package MPA2 firmware R1.00.08.05 which addresses this vulnerability. This version and all later versions correct the reported vulnerability.
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
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Honeywell MPA2 Web Application XSS vulnerability
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Honeywell MPA2 Access Panel (Web server modules) allows XSS Using Invalid Characters.This issue affects MPA2 Access Panel all version prior to R1.00.08.05.
Honeywell released firmware update package MPA2 firmware R1.00.08.05 which addresses this vulnerability. This version and all later versions correct the reported vulnerability.
- Record
CVE-2023-1841- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2023-24043
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Honeywell MPA2 Access Panel (Web server modules) allows XSS Using Invalid Characters.This issue affects MPA2 Access Panel all version prior to R1.00.08.05.
Honeywell released firmware update package MPA2 firmware R1.00.08.05 which addresses this vulnerability. This version and all later versions correct the reported vulnerability.
- Record
EUVD-2023-24043- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-556g-gfc7-pf9v
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Honeywell MPA2 Access Panel (Web server modules) allows XSS Using Invalid Characters.This issue affects MPA2 Access Panel all version prior to R1.00.08.05.
Honeywell released firmware update package MPA2 firmware R1.00.08.05 which addresses this vulnerability. This version and all later versions correct the reported vulnerability.
- Record
GHSA-556g-gfc7-pf9v- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Honeywell MPA2 Access Panel (Web server modules) allows XSS Using Invalid Characters.This issue affects MPA2 Access Panel all version prior to R1.00.08.05.
Honeywell released firmware update package MPA2 firmware R1.00.08.05 which addresses this vulnerability. This version and all later versions correct the reported vulnerability.
- Record
CVE-2023-1841- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-1841 is a high vulnerability (CVSS 8.1) in Honeywell Mpa2 Access Panel, published February 29, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 31st percentile. No source names a fixed version.