CVE-2020-29027Network attack vector

Browser script execution via reflected GUI input

Published Feb 16, 2021 · Updated Sep 17, 2024

Reflected XSS in Secomea SiteManager before 9.3 allows remote authenticated users to execute script in another user's browser. Secomea identifies the GUI as the affected locus but does not disclose the reflected input, rendering path, or missing neutralization operation. Exploitation requires low-privileged access and another user's interaction, and it can read or alter data available to the victim's browser session.

CVSS severity5.4
Medium
EPSS probability0.49%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in Secomea SiteManager before 9.3 allows remote authenticated users to execute script in another user's browser. Secomea identifies the GUI as the affected locus but does not disclose the reflected input, rendering path, or missing neutralization operation. Exploitation requires low-privileged access and another user's interaction, and it can read or alter data available to the victim's browser session.

The record

CVE
CVE-2020-29027
Published
Feb 16, 2021
Updated
Sep 17, 2024
Vendor
Secomea
Product
SiteManager
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 16, 2021CVE publishedPublication date reported by the CVE source.
  2. Sep 17, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=all <9.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Secomea · SiteManagerversion=all <9.3

Published CVSS scores

5.4Secomea A/SCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
3.5NIST NVDAV:N/AC:M/Au:S/C:N/I:P/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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