CVE-2024-1891Network attack vector

Stored XSS via scan result HTML injection

Published Jun 12, 2024 · Updated Aug 1, 2024

Stored XSS in Tenable Security Center 6.3.0 and earlier allows remote authenticated users to inject HTML into web application scan results. A scan result page renders stored attacker-supplied HTML without effective neutralization; Tenable has not identified the input field or responsible rendering code. A valid account and user interaction are required, limiting the reported impact to unauthorized modification of page content.

CVSS severity3.5
Low
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in Tenable Security Center 6.3.0 and earlier allows remote authenticated users to inject HTML into web application scan results. A scan result page renders stored attacker-supplied HTML without effective neutralization; Tenable has not identified the input field or responsible rendering code. A valid account and user interaction are required, limiting the reported impact to unauthorized modification of page content.

The record

CVE
CVE-2024-1891
Published
Jun 12, 2024
Updated
Aug 1, 2024
Vendor
Tenable
Product
Tenable Security Center
Classifications
CWE-79
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 12, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 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=0 <6.4.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Tenable · Tenable Security Centerversion=0 <6.4.0

Published CVSS scores

3.5TenableCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
3.2TenableCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C

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')

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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