CVE-2021-37152

MEDIUM

Sonatype Nexus Repository Manager 3.0.0-3.32.0 - Authenticated Stored Cross-Site Scripting via HTML File Upload

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-37152. PoCs published by SecurityAnalysts.

AI-analyzed exploit summary The repository contains a Python script that exploits CVE-2021-37152 by sending crafted packets to TP-LINK devices, enabling network access and preparing for a MITM attack. It includes functions for ARP, ICMP, TCP, and UDP scanning, as well as payload delivery.

Description

Multiple XSS issues exist in Sonatype Nexus Repository Manager 3 before 3.33.0. An authenticated attacker with the ability to add HTML files to a repository could redirect users to Nexus Repository Manager’s pages with code modifications.

Exploits (1)

nomisec WORKING POC
by SecurityAnalysts · poc
https://github.com/SecurityAnalysts/CVE-2021-37152

The repository contains a Python script that exploits CVE-2021-37152 by sending crafted packets to TP-LINK devices, enabling network access and preparing for a MITM attack. It includes functions for ARP, ICMP, TCP, and UDP scanning, as well as payload delivery.

Classification
Working Poc 80%
Attack Type
Other
Complexity
Moderate
Reliability
Reliable
Target: TP-LINK devices (e.g., TD-W8901G, TD-W9960-v1.20, TL-WR840N)
No auth needed
Prerequisites: Network access to the target device · Python environment with Scapy and other dependencies
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (2)

Core 2
Core References
Vendor Advisory x_refsource_misc
https://support.sonatype.com

Scores

CVSS v3 5.4
EPSS 0.0321
EPSS Percentile 87.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (1)
sonatype/nexus_repository_manager 3.0.0 - 3.33.0
Published Aug 10, 2021
Tracked Since Feb 18, 2026