CVE-2021-27659
Johnson Controls
- Published
- 24 June 2021
- Last modified
- 17 June 2026
- CVSS
- 6.1 v3.1
- Severity
- medium
- EPSS
- 1.2% (67th pct)
- CISA KEV
- Not listed
- NVD status
- Modified
- Weaknesses
- CWE-79
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Description
exacqVision Web Service 21.03 does not sufficiently validate, filter, escape, and/or encode user-controllable input before it is placed in output that is used as a web page that is served to other users.
Exploitation
Not listed in the CISA Known Exploited Vulnerabilities catalogue as of 2026.09.04. That is an absence of confirmed public exploitation, not evidence that exploitation has not occurred. EPSS models a 1.2% probability of exploitation activity in the next 30 days.
Affected products
| Product | Vendor | Type | Versions named |
|---|---|---|---|
| Exacqvision Web Service | Johnson Controls | Video management software | <= 20.06.11.0, <= 20.06.3.0, <= 20.12.2.0, <= 21.03 +1 |
References
Vendor advisory and patch
- https://www.johnsoncontrols.com/cyber-solutions/security-advisories
- https://www.johnsoncontrols.com/cyber-solutions/security-advisories
- https://us-cert.cisa.gov/ics/advisories/icsa-21-180-01 third-party
- https://us-cert.gov/ics/advisories third-party
- https://us-cert.cisa.gov/ics/advisories/icsa-21-180-01 third-party
- https://us-cert.gov/ics/advisories third-party
Record assembled from NVD, CISA KEV 2026.09.04 and FIRST EPSS 2026-09-04. Affected products are those NVD's CPE configuration names that fall inside this site's scope; a CVE may affect products outside it.