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CVE-2021-32075

28
FAUCET Score

CVE-2021-32075 describes an Insecure Deserialization vulnerability in Re-Logic Terraria versions prior to 1.4.2.3. This critical vulnerability (CVSS 9.8) allows unauthenticated attackers to execute arbitrary code remotely with low attack complexity, leading to complete compromise of confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.4.2.3CPE matchmatch criteria
cpe:2.3:a:re-logic:terraria:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.79%
Probability of exploitation in next 30 days
EPSS Percentile
76.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0179 is in the 64th percentile among its peer group of 36,862 CVEs.

Social Chatter

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.

Media 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

Remediation records are not available for this CVE.

References

store.steampowered.com / news/app/105600/view/3062989030626131236
Release NotesThird Party Advisory
terraria.fandom.com / wiki/1.4.2.3
Release NotesThird Party Advisory
twitter.com / relogicgames
Third Party Advisory
vuln.ryotak.me / advisories/42
Third Party Advisory