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CVE-2026-112358— TiBillet Lespass APIv1 serializers.py get_img_from_url server-side request forgery

Quick assessment

Affected
TiBillet Lespass
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 TiBillet Lespass 版本 10e87909c5d526dffa6d424c104fc12860740537 及更早版本中发现一处安全弱点。该漏洞影响组件 APIv1 中文件 ApiBillet/serializers.py 的 get_img_from_url 函数。攻击者通过操纵 img_url 或 image_url 参数，可触发服务器端请求伪造（SSRF）。该攻击可远程发起，但复杂度较高，实际利用难度较大。 厂商已确认：“修复措施（包括目标 IP 验证、重定向二次检查、远程图片下载的超时与大

CVSS 4.1 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-112358

Vulnerability Information
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Vulnerability Title
TiBillet Lespass APIv1 serializers.py get_img_from_url server-side request forgery
Source: CVE Program / CVE List V5
Vulnerability 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."
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
TiBillet Lespass 10e87909c5d526dffa6d424c104fc12860740537 cpe:2.3:a:tibillet:lespass:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-112358

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III. Intelligence Information for CVE-2026-112358

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IV. Related Vulnerabilities

Same weakness: CWE-918

V. Comments for CVE-2026-112358

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