CVE-2020-5838Network attack vector

Authenticated browser-session compromise via script injection

Published May 13, 2020 · Updated Aug 4, 2024

Cross-site scripting in Symantec IT Analytics before 2.9.1 allows remote authenticated users to inject scripts into pages viewed by others. Broadcom has not disclosed the affected request, parameter, or output-encoding failure in the IT Analytics web application. Exploitation requires high-privileged access and user interaction, and successful script execution can read or alter data in another user's browser session.

CVSS severity4.8
Medium
EPSS probability0.69%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in Symantec IT Analytics before 2.9.1 allows remote authenticated users to inject scripts into pages viewed by others. Broadcom has not disclosed the affected request, parameter, or output-encoding failure in the IT Analytics web application. Exploitation requires high-privileged access and user interaction, and successful script execution can read or alter data in another user's browser session.

The record

CVE
CVE-2020-5838
Published
May 13, 2020
Updated
Aug 4, 2024
Vendor
Symantec
Product
IT Analytics
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. May 13, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 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=Prior to 2.9.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Symantec · IT Analyticsversion=Prior to 2.9.1

Published CVSS scores

4.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

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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