CVE-2021-27335

CRITICAL

KollectApps <4.8.16c - Remote Code Execution via Java Deserialization

Title source: manual
STIX 2.1

Description

KollectApps before 4.8.16c is affected by insecure Java deserialization, leading to Remote Code Execution via a ysoserial.payloads.CommonsCollections parameter.

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.0300
EPSS Percentile 85.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-502
Status published
Products (1)
kollectapp/kollect < 4.8.16c
Published Feb 18, 2021
Tracked Since Feb 18, 2026