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Advisory details: gitlab / maven/org.apache.avro/avro/CVE-2025-33042
Advisory ID gitlab/maven/org.apache.avro/avro/CVE-2025-33042
Aliases CVE-2025-33042
GHSA-rp46-r563-jrc7
Summary Apache Avro Java SDK is Vulnerable to Code Injection 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.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (3)
CWE-94 Improper Control of Generation of Code ('Code Injection')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3.1 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.avro/avro/CVE-2025-33042.yml
Reference id Reference type URL
https://github.com/apache/avro
https://github.com/apache/avro/commit/84bc7322ca1c04ab4a8e4e708acf1e271541aac4
https://github.com/apache/avro/pull/3150
https://issues.apache.org/jira/browse/AVRO-4053
https://lists.apache.org/thread/fy88wmgf1lj9479vrpt12cv8x73lroj1
CVE-2025-33042 https://nvd.nist.gov/vuln/detail/CVE-2025-33042
GHSA-rp46-r563-jrc7 https://github.com/advisories/GHSA-rp46-r563-jrc7
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.avro/avro/CVE-2025-33042.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-02-13T18:05:06Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2025/33xxx/CVE-2025-33042.json

Source Advisory: vulnrichment/CVE-2025-33042

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'yes'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]