CVE Tools
Sign in

CVE-2025-33042

Apache Avro Java SDK: Code injection on Java generated code

Published: Feb 13, 2026Updated: Feb 20, 2026 Sources: CVE List NVD GHSACWE-94
7.3HIGH
NVD MITRE
EPSS Score
0.6%
Top 55.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Improper Control of Generation of Code ('Code Injection') vulnerability in Apache Avro Java SDK when generating specific records from untrusted Avro schemas. This issue affects Apache Avro Java SDK: all versions through 1.11.4 and version 1.12.0. Users are recommended to upgrade to version 1.12.1 or 1.11.5, which fix the issue.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-94

Affected Products

Apache Software Foundation
oss-project·USaka apache foundation
Apache Avro Java SDKOn-premLibrary
OSS Libraries / generic-library
Maven
package-ecosystem
org.apache.avro:avro-compiler
OSS Libraries
apache
oss-project·USaka apache httpd, apache http server
avroLibraryLibrary
OSS Libraries / generic-library

Exploitability

Official Patch Available
Is your org exposed to CVE-2025-33042?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://lists.apache.org/thread/fy88wmgf1lj9479vrpt12cv8x73lroj1
lists.apache.org
https://nvd.nist.gov/vuln/detail/CVE-2025-33042
nvd.nist.gov
https://github.com/apache/avro/pull/3150
github.com
and 6 more references View all →
News mentions
Could not load news mentions.

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2025-33042 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows