CVE-2021-27335 is a critical remote code execution (RCE) vulnerability affecting KollectApps versions prior to 4.8.16c, stemming from insecure Java deserialization. With a CVSS score of 9.8, this flaw allows unauthenticated attackers to execute arbitrary code remotely with low attack complexity and no user interaction. While no active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB) has been observed, and community discussion is minimal, the high severity warrants immediate patching.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.8.16cCPE matchmatch criteria | cpe:2.3:a:kollectapp:kollect:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.