HOMEVULNERABILITIESCVE-2020-29027
MEDIUM

CVE-2020-29027

CWE-79Published: February 16, 2021· Updated: Jun 17, 2026

5.4
CVSS v3.1

Official Description

Cross-site Scripting (XSS) vulnerability in GUI of Secomea SiteManager could allow an attacker to cause an XSS Attack. This issue affects: Secomea SiteManager all versions prior to 9.3.

NVD Source

Technical Analysis

CVE-2020-29027 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionRequired
ScopeChanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected Vendors & Products

secomea18 product(s)
sitemanager 1129 firmwaresitemanager 1129sitemanager 1139 firmwaresitemanager 1139sitemanager 1149 firmwaresitemanager 1149sitemanager 3329 firmwaresitemanager 3329sitemanager 3339 firmwaresitemanager 3339sitemanager 3349 firmwaresitemanager 3349+6
Source: NVD CPE · 18 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2020-29027
CVSS Score5.4 / 10
SeverityMEDIUM
WeaknessCWE-79
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 16, 2021

Related CVEs (CWE-79)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-29027 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.