High severity7.3NVD Advisory· Published Feb 13, 2026· Updated Jun 17, 2026

CVE-2025-33042

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
org.apache.avro:avro-compilerMaven	>= 1.12.0, < 1.12.1	1.12.1
org.apache.avro:avro-compilerMaven	< 1.11.5	1.11.5

Affected products

Apache/Avro4 versions
cpe:2.3:a:apache:avro:*:*:*:*:*:-:*:*+ 3 more
- cpe:2.3:a:apache:avro:*:*:*:*:*:-:*:*range: <1.11.5
- cpe:2.3:a:apache:avro:1.12.0:-:*:*:*:-:*:*
- cpe:2.3:a:apache:avro:1.12.0:rc0:*:*:*:-:*:*
- cpe:2.3:a:apache:avro:1.12.0:rc1:*:*:*:-:*:*
osv-coords61 versions
pkg:apk/chainguard/akhq pkg:apk/chainguard/apache-hop pkg:apk/chainguard/apache-hop-fips pkg:apk/chainguard/apache-pulsar pkg:apk/chainguard/celeborn-0.5 pkg:apk/chainguard/celeborn-0.6 pkg:apk/chainguard/druid pkg:apk/chainguard/kafbat-ui pkg:apk/chainguard/kafbat-ui-fips pkg:apk/chainguard/logstash-8.17 pkg:apk/chainguard/logstash-8.17-iamguarded-compat pkg:apk/chainguard/logstash-8.17-with-output-opensearch pkg:apk/chainguard/logstash-8.18 pkg:apk/chainguard/logstash-8.18-iamguarded-compat pkg:apk/chainguard/logstash-8.18-with-output-opensearch pkg:apk/chainguard/logstash-8.19 pkg:apk/chainguard/logstash-8.19-iamguarded-compat pkg:apk/chainguard/logstash-8.19-with-output-opensearch pkg:apk/chainguard/logstash-9.0 pkg:apk/chainguard/logstash-9.0-iamguarded-compat pkg:apk/chainguard/logstash-9.0-with-output-opensearch pkg:apk/chainguard/logstash-9.1 pkg:apk/chainguard/logstash-9.1-bitnami-compat pkg:apk/chainguard/logstash-9.1-iamguarded-compat pkg:apk/chainguard/logstash-9.1-with-output-opensearch pkg:apk/chainguard/logstash-9.2 pkg:apk/chainguard/logstash-9.2-iamguarded-compat pkg:apk/chainguard/logstash-9.2-with-output-opensearch pkg:apk/chainguard/logstash-9.3 pkg:apk/chainguard/logstash-9.3-iamguarded-compat pkg:apk/chainguard/logstash-9.3-with-output-opensearch pkg:apk/chainguard/pinot pkg:apk/chainguard/spark-3.5-scala-2.12 pkg:apk/chainguard/spark-3.5-scala-2.13 pkg:apk/chainguard/spark-4.0-scala-2.13 pkg:apk/chainguard/spark-4.1-scala-2.13 pkg:apk/chainguard/spark-fips-3.5-scala-2.12 pkg:apk/chainguard/spark-fips-3.5-scala-2.13 pkg:apk/chainguard/spark-fips-4.1-scala-2.13 pkg:apk/chainguard/wavefront-proxy pkg:apk/wolfi/akhq pkg:apk/wolfi/apache-pulsar pkg:apk/wolfi/celeborn-0.5 pkg:apk/wolfi/celeborn-0.6 pkg:apk/wolfi/druid pkg:apk/wolfi/logstash-9.1 pkg:apk/wolfi/logstash-9.1-bitnami-compat pkg:apk/wolfi/logstash-9.1-iamguarded-compat pkg:apk/wolfi/logstash-9.1-with-output-opensearch pkg:apk/wolfi/logstash-9.2 pkg:apk/wolfi/logstash-9.2-iamguarded-compat pkg:apk/wolfi/logstash-9.2-with-output-opensearch pkg:apk/wolfi/logstash-9.3 pkg:apk/wolfi/logstash-9.3-iamguarded-compat pkg:apk/wolfi/logstash-9.3-with-output-opensearch pkg:apk/wolfi/spark-3.5-scala-2.12 pkg:apk/wolfi/spark-3.5-scala-2.13 pkg:apk/wolfi/spark-4.0-scala-2.13 pkg:apk/wolfi/spark-4.1-scala-2.13 pkg:apk/wolfi/wavefront-proxy pkg:maven/org.apache.avro/avro-compiler
< 0.26.0-r8+ 60 more
- (no CPE)range: < 0.26.0-r8
- (no CPE)range: < 2.17.0-r0
- (no CPE)range: < 2.17.0-r0
- (no CPE)range: < 4.1.3-r0
- (no CPE)range: < 0.5.4-r17
- (no CPE)range: < 0.6.2-r7
- (no CPE)range: < 36.0.0-r1
- (no CPE)range: < 1.4.2-r3
- (no CPE)range: < 1.4.2-r2
- (no CPE)range: < 8.17.10-r11
- (no CPE)range: < 8.17.10-r11
- (no CPE)range: < 8.17.10-r11
- (no CPE)range: < 8.18.8-r10
- (no CPE)range: < 8.18.8-r10
- (no CPE)range: < 8.18.8-r10
- (no CPE)range: < 8.19.11-r0
- (no CPE)range: < 8.19.11-r0
- (no CPE)range: < 8.19.11-r0
- (no CPE)range: < 9.0.8-r10
- (no CPE)range: < 9.0.8-r10
- (no CPE)range: < 9.0.8-r10
- (no CPE)range: < 9.1.10-r0
- (no CPE)range: < 9.1.10-r0
- (no CPE)range: < 9.1.10-r0
- (no CPE)range: < 9.1.10-r0
- (no CPE)range: < 9.2.5-r0
- (no CPE)range: < 9.2.5-r0
- (no CPE)range: < 9.2.5-r0
- (no CPE)range: < 9.3.0-r0
- (no CPE)range: < 9.3.0-r0
- (no CPE)range: < 9.3.0-r0
- (no CPE)range: < 1.4.0-r1
- (no CPE)range: < 3.5.8-r2
- (no CPE)range: < 3.5.8-r2
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 4.1.1-r4
- (no CPE)range: < 3.5.4-r21
- (no CPE)range: < 3.5.4-r21
- (no CPE)range: < 4.1.1-r1
- (no CPE)range: < 13.9-r4
- (no CPE)range: < 0.26.0-r8
- (no CPE)range: < 4.1.3-r0
- (no CPE)range: < 0.5.4-r17
- (no CPE)range: < 0.6.2-r7
- (no CPE)range: < 36.0.0-r1
- (no CPE)range: < 9.1.10-r0
- (no CPE)range: < 9.1.10-r0
- (no CPE)range: < 9.1.10-r0
- (no CPE)range: < 9.1.10-r0
- (no CPE)range: < 9.2.5-r0
- (no CPE)range: < 9.2.5-r0
- (no CPE)range: < 9.2.5-r0
- (no CPE)range: < 9.3.0-r0
- (no CPE)range: < 9.3.0-r0
- (no CPE)range: < 9.3.0-r0
- (no CPE)range: < 3.5.8-r2
- (no CPE)range: < 3.5.8-r2
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 4.1.1-r4
- (no CPE)range: < 13.9-r4
- (no CPE)range: >= 1.12.0, < 1.12.1
Apache/Avro Java SDKcpe-rescue
Range: 0

Patches

Vulnerability mechanics

References

www.openwall.com/lists/oss-security/2026/02/12/2nvdMailing ListThird Party AdvisoryWEB
github.com/advisories/GHSA-rp46-r563-jrc7ghsaADVISORY
lists.apache.org/thread/fy88wmgf1lj9479vrpt12cv8x73lroj1nvdIssue TrackingMailing ListVendor AdvisoryWEB
nvd.nist.gov/vuln/detail/CVE-2025-33042ghsaADVISORY
github.com/apache/avro/commit/84bc7322ca1c04ab4a8e4e708acf1e271541aac4ghsaWEB
github.com/apache/avro/pull/3150ghsaWEB
github.com/pypa/advisory-database/tree/main/vulns/avro/PYSEC-2026-26.yamlghsaWEB
issues.apache.org/jira/browse/AVRO-4053ghsaWEB
security.snyk.io/vuln/SNYK-JAVA-ORGAPACHEAVRO-15282783ghsaWEB

News mentions

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cvss	0.474
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000