Vulnerability · Published Oct 19, 2026 · Assigned by VulDB
CVE-2026-112358TiBillet Lespass APIv1 serializers.py get_img_from_url server-side request forgery
Medium 4.1
In plain English
A medium-severity server-side request forgery in Lespass from TiBillet. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Official description
A weakness has been identified in TiBillet Lespass up to 10e87909c5d526dffa6d424c104fc12860740537. This vulnerability affects the function get_img_from_url of the file ApiBillet/serializers.py of the component APIv1. Executing a manipulation of the argument img_url/image_url can lead to server-side request forgery. The attack can be launched remotely. A high complexity level is associated with this attack. It is stated that the exploitability is difficult. The vendor confirms: "[T]he fix (destination IP validation, redirect re-checks, timeout and size limit on remote image download) is already planned in our v2 API, which replaces the affected v1 endpoints. The v1 API, including the three affected serializers, will be removed in our next major release."
Affected products (as reported)
Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C
References
- VDB-422393 | TiBillet Lespass APIv1 serializers.py get_img_from_url server-side request forgery vdb-entry, technical-description
- VDB-422393 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-112358 | CVE Analysis and Report third-party-advisory
- Submit #986821 | TiBillet Cooperative Lespass (Django/DRF cooperative back-office and ticketing platform) commit 56c1865 Server-Side Request Forgery (SSRF) — CWE-918 third-party-advisory