CVE-2024-10623Network attack vector

Arbitrary script execution via unescaped URL input

Published Nov 21, 2024 · Updated Apr 8, 2026

Reflected XSS in EngineThemes ForumEngine 1.8 and earlier allows remote attackers to execute scripts via crafted URLs. The theme reflects attacker-controlled URL data into generated pages without sufficient sanitization or output escaping; the affected parameter and code path are undisclosed. Exploitation requires a user to follow a crafted link, after which the script runs in that user's browser under the site's origin.

CVSS severity6.1
Medium
EPSS probability0.45%
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 EngineThemes ForumEngine 1.8 and earlier allows remote attackers to execute scripts via crafted URLs. The theme reflects attacker-controlled URL data into generated pages without sufficient sanitization or output escaping; the affected parameter and code path are undisclosed. Exploitation requires a user to follow a crafted link, after which the script runs in that user's browser under the site's origin.

The record

CVE
CVE-2024-10623
Published
Nov 21, 2024
Updated
Apr 8, 2026
Vendor
EngineThemes
Product
ForumEngine
Classifications
CWE-79, T1204.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 21, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 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 <=1.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

EngineThemes · ForumEngineversion=0 <=1.8

Published CVSS scores

6.1WordfenceCVSS:3.1/AV:N/AC:L/PR:N/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.

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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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1204.001User Execution: Malicious Link

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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