Vulnerability · Published May 29, 2025 · Assigned by VulDB
CVE-2025-5323fossasia open-event-server Mail Verification mail.py send_email_change_user_email reliance on obfuscation or encryption of security-relevant inputs without integrity checking
Low 3.7
In plain English
A low-severity security flaw in open-event-server from fossasia. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities).
Official description
A vulnerability, which was classified as problematic, has been found in fossasia open-event-server 1.19.1. This issue affects the function send_email_change_user_email of the file /fossasia/open-event-server/blob/development/app/api/helpers/mail.py of the component Mail Verification Handler. The manipulation leads to reliance on obfuscation or encryption of security-relevant inputs without integrity checking. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| fossasia | open-event-server | 1.19.1 |
Weakness: CWE-649, CWE-325 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
References
- VDB-310493 | fossasia open-event-server Mail Verification mail.py send_email_change_user_email reliance on obfuscation or encryption of security-relevant inputs without integrity checking vdb-entry, technical-description
- VDB-310493 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #580256 | open-event-server v1.19.1 Reliance on Obfuscation or Encryption of Security-Relevant Input third-party-advisory
- https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61 related
- https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61#proof-of-concept exploit