CVE-2026-48117 Overview
CVE-2026-48117 is an account pre-hijacking vulnerability affecting the centralized DroneAware server backing droneaware.io. An attacker could register an account using a victim's email address with an attacker-controlled password before the victim completed account activation. When the legitimate owner later activated the account via the email verification link or Google Single Sign-On (SSO), the attacker-set password remained valid. This enabled silent and persistent account takeover without any notification to the victim. The flaw is categorized under [CWE-287] Improper Authentication. DroneAware fixed the issue server-side on 2025-05-20, and no user action is required.
Critical Impact
Attackers can silently maintain persistent access to victim accounts after the victim activates the account through email verification or Google SSO.
Affected Products
- DroneAware centralized server (droneaware.io)
- Web accounts registered through DroneAware account creation flow
- Accounts activated via email verification or Google SSO
Discovery Timeline
- 2025-05-20 - DroneAware deploys server-side fix
- 2026-06-17 - CVE-2026-48117 published to NVD
- 2026-06-17 - Last updated in NVD database
Technical Details for CVE-2026-48117
Vulnerability Analysis
The vulnerability is an account pre-hijacking flaw rooted in improper authentication state management during account creation. The DroneAware registration workflow allowed an attacker to create an unverified account bound to a victim's email address with an attacker-controlled password. The system did not invalidate the attacker's credentials when the legitimate user later completed activation. Both the email verification path and the Google SSO login path merged into the same account record without resetting the existing password. The result is that the attacker retains valid login credentials after the victim takes ownership of the account. Exploitation requires user interaction by the victim to trigger activation, and attack complexity is elevated because the attacker must know or guess the target email and act before the victim registers.
Root Cause
The root cause is the failure to enforce a clean authentication state transition when an unverified account is claimed by its legitimate owner. The server treated email verification and SSO linkage as proof of ownership without revoking previously set authentication material. This logic gap allowed pre-registered credentials to survive the activation event, violating the principle that account activation should establish a single trusted authenticator.
Attack Vector
The attack is network-based and unauthenticated. An attacker registers an account at droneaware.io using the victim's email address and a password the attacker controls. The attacker waits for the victim to activate the account through email verification or Google SSO. Once activation completes, the attacker logs in with the password set during pre-registration and retains persistent access. The victim receives no notification that another credential is active on the account.
No verified proof-of-concept code is available. Refer to the GitHub Security Advisory GHSA-h243-pmjf-chcj for additional technical context.
Detection Methods for CVE-2026-48117
Indicators of Compromise
- Successful logins to a DroneAware account from IP addresses or user agents that predate the legitimate owner's first verified login
- Active sessions on a DroneAware account that the legitimate owner did not initiate
- Password-based authentication events on accounts that the owner exclusively uses through Google SSO
Detection Strategies
- Review DroneAware account audit logs for authentication events occurring before the legitimate user's first verified login
- Correlate Google SSO link events with prior password-based account creation events for the same email address
- Identify accounts where session activity originates from disparate geolocations within short time windows after activation
Monitoring Recommendations
- Monitor outbound traffic to droneaware.io from corporate endpoints for unexpected authentication flows
- Alert on DroneAware password reset or session revocation events triggered by end users
- Track user reports of unfamiliar activity on DroneAware accounts and treat them as potential pre-hijacking indicators
How to Mitigate CVE-2026-48117
Immediate Actions Required
- Confirm the server-side fix is in effect by verifying account activity through the DroneAware web console
- Force a password reset on any DroneAware account created before 2025-05-20 to invalidate any attacker-set credentials
- Revoke all active sessions on affected DroneAware accounts and re-authenticate using Google SSO or a freshly set password
- Audit account access logs for unauthorized logins predating the legitimate user's first verified session
Patch Information
The vulnerability was remediated server-side on 2025-05-20 by the DroneAware operator. No client-side update is required. Self-hosted detection nodes and DroneAware Node binaries are not affected. See the GitHub Security Advisory GHSA-h243-pmjf-chcj for the official disclosure.
Workarounds
- No workarounds exist; the fix was deployed server-side and no client-side mitigation is applicable
- Users concerned about pre-fix exposure should reset passwords and review session activity through the DroneAware account settings
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
