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CVE-2026-45325— Gestor de Oferta: Prototype pollution in @tmlmobilidade/utils setValueAtPath

Quick assessment

Affected
tmlmobilidade go
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Transportes Metropolitanos de Lisboa Gestor de Oferta是Transportes Metropolitanos de Lisboa公司的一款用于管理公共交通与移动出行服务提供（mobility service offerings）的 Web 应用程序。 Transportes Metropolitanos de Lisboa Gestor de Oferta 20260509.0340.15之前版本存在输入验证错误漏洞，该漏洞源于@tmlmobilidad

CVSS 8.2 · High EPSS 0.46% · P38

Affected Version Matrix 1

VendorProduct Version RangeStatus
tmlmobilidade go < 20260509.0340.15 affected
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I. Basic Information for CVE-2026-45325

Vulnerability Information
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Vulnerability Title
Gestor de Oferta: Prototype pollution in @tmlmobilidade/utils setValueAtPath
Source: CVE Program / CVE List V5
Vulnerability Description
Gestor de Oferta is a web application for managing mobility service offerings. Prior to 20260509.0340.15, @tmlmobilidade/utils has a prototype pollution vulnerability in setValueAtPath() in packages/utils/src/generic/value-at-path.ts because unsafe path segments are not blocked. This issue is fixed in version 20260509.0340.15.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1321
Source: CVE Program / CVE List V5
Vulnerability Title
Transportes Metropolitanos de Lisboa Gestor de Oferta 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Transportes Metropolitanos de Lisboa Gestor de Oferta是Transportes Metropolitanos de Lisboa公司的一款用于管理公共交通与移动出行服务提供（mobility service offerings）的 Web 应用程序。 Transportes Metropolitanos de Lisboa Gestor de Oferta 20260509.0340.15之前版本存在输入验证错误漏洞，该漏洞源于@tmlmobilidad
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
tmlmobilidade go < 20260509.0340.15 -

II. Public POCs for CVE-2026-45325

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Reproduced successfully in a real sandbox · Below is the actual recording of building the environment and exploiting the vulnerability.
Success marker: VULNERABLE: prototype pollution confirmed — ({}) inherited polluted property, exfiltrated via /tmp/polluted.json: {"leaked":"PROOF_7c4a8c024da77542"}
Reproduction recording is a Pro+ exclusive
Watch the full sandbox build + live exploit recording for this CVE. Limited-time ¥499/mo.
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claude_code · 13289 chars
GitHub 复现环境（可 clone 直接跑）
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III. Intelligence Information for CVE-2026-45325

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Patches & Fixes for CVE-2026-45325 (1)

Vendor Advisories for CVE-2026-45325 (1)

IV. Related Vulnerabilities

Same product: go
Same weakness: CWE-1321

V. Comments for CVE-2026-45325

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