Resource Consumption Vulnerability in evanchiu Serverless-Todo API
CVE-2026-90582

6.9MEDIUM

Key Information:

Vendor

Evanchiu

Status
Serverless-todo
Vendor
CVE Published:
13 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90582?

A vulnerability has been discovered in the evanchiu serverless-todo API, specifically within the saveTodos function located in the src/index.js file. This issue arises from improper handling of the event.body input, which can lead to excessive resource consumption when manipulated. The vulnerability is exploitable remotely, and publicly available exploits for this flaw may exist. Although the project maintainers were notified of the issue through an issue report, no response has been documented, leaving systems running affected versions at risk.

Affected Version(s)

serverless-todo 1.0.3

serverless-todo 2.0.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-90582 - Proof of Concept

References

https://vuldb.com/vuln/403167
vdb-entrytechnical-description
https://vuldb.com/vuln/403167/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90582
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

changli (VulDB User)
VulDB CNA Team
.