CVE-2024-45456Network attack vector

Contributor-level browser script execution via stored input

Published Sep 15, 2024 · Updated Apr 28, 2026

Stored cross-site scripting in JoomUnited WP Meta SEO 4.5.13 and earlier allows remote authenticated users to inject browser scripts. Published sources do not identify the affected parameter, function, or missing sanitization operation. Contributor-level access and a later page view are required; the stored script executes in the visitor's browser with that visitor's site privileges.

CVSS severity6.5
Medium
EPSS probability0.26%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in JoomUnited WP Meta SEO 4.5.13 and earlier allows remote authenticated users to inject browser scripts. Published sources do not identify the affected parameter, function, or missing sanitization operation. Contributor-level access and a later page view are required; the stored script executes in the visitor's browser with that visitor's site privileges.

The record

CVE
CVE-2024-45456
Published
Sep 15, 2024
Updated
Apr 28, 2026
Vendor
JoomUnited
Product
WP Meta SEO
Classifications
CWE-79, CAPEC-592, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 15, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record 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 <=4.5.13 changes=[{"at":"4.5.14","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

JoomUnited · WP Meta SEOversion=0 <=4.5.13 changes=[{"at":"4.5.14","status":"unaffected"}]

Published CVSS scores

6.5PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 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')
CAPEC-592Stored XSS
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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