# CVE-2024-11587: idcCMS - XSS

> Live exploitation tracking for CVE-2024-11587 by the CrowdSec Live Exploit Tracker, built from real-world attack data crowdsourced from CrowdSec's global network.

Page: https://tracker.crowdsec.net/cves/CVE-2024-11587

## Key facts

- **Exploitation phase:** Limited Exploitation. The vulnerability is known but shows very limited attacker interest or exploitation activity.
- **CVSS score:** 5.3
- **Public exploit available:** Yes
- **Affected products:** idcCMS
- **Weaknesses:** CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')); CWE-94 (Improper Control of Generation of Code ('Code Injection'))
- **Tags:** cms

## Description

A vulnerability was found in idcCMS 1.60. It has been classified as problematic. This affects the function GetCityOptionJs of the file /inc/classProvCity.php. The manipulation of the argument idName leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

## CrowdSec analysis

[CVE-2024-11587](https://euvd.enisa.europa.eu/vulnerability/CVE-2024-11587) is a cross-site scripting vulnerability in idcCMS 1.60, specifically within the GetCityOptionJs function of the /inc/classProvCity.php file. By manipulating the idName argument, remote attackers can inject malicious scripts, potentially leading to unauthorized actions or data exposure for users interacting with the affected component. The exploit is publicly available, increasing the risk of real-world attacks.

CrowdSec has been tracking this vulnerability and its exploits since 24th of July 2025.

Data from the CrowdSec community indicates that exploitation of CVE-2024-11587 is highly selective and intelligence-driven. Threat actors use advanced reconnaissance and carefully choose their targets, often as part of sophisticated campaigns or advanced persistent threat operations.
CrowdSec network telemetry also shows that exploitation of CVE-2024-11587 has significantly declined over the past week. Attack volumes are well below the long-term average, suggesting attackers are rapidly losing interest. The vulnerability appears to be falling out of active use across most threat landscapes.

Attackers exploit this vulnerability by injecting XSS payloads into the `idName` parameter of `/read.php`, allowing arbitrary JavaScript execution in the victim's browser.

## Timeline

- 2024-11-21: CVE Published. CVE-2024-11587 is published to NVD.
- 2025-07-24: Rule Released. CrowdSec releases a rule to detect CVE-2024-11587 exploitation attempts against the CrowdSec Network.
- 2025-07-31: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2024-11587 for the first time.

## References

- https://vuldb.com/?ctiid.285657
- https://vuldb.com/?submit.442071
- https://github.com/Hebing123/cve/issues/75
- https://vuldb.com/?id.285657
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-11587.yaml

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2024-11587) follows observed exploitation activity for CVE-2024-11587. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.