CVE-2026-32773
2 advisories.
PyPI/pyspark CVE-2026-32773: medium 6.1, EPSS 0.41%
Apache Spark History Server allows stored cross-site scripting through unescaped application names
Action: Upgrade pyspark to 3.5.8 or later.
pip install pyspark==3.5.8Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.0.0 | 3.5.8 | - |
Fixed versions
| 3.5.8 |
Sources
- osv: GHSA-9437-39hj-3c93
- https://nvd.nist.gov/vuln/detail/CVE-2026-32773
- https://github.com/apache/spark/pull/52851
- https://github.com/apache/spark/commit/3c83c2c6a22fe384280b99bb753b14800b7e27e1
- https://github.com/apache/spark/commit/e739b7d349dbd41b78d49bc8086cab63db057e14
- https://github.com/apache/spark
- https://github.com/pypa/advisory-database/tree/main/vulns/pyspark/PYSEC-2026-3966.yaml
- https://issues.apache.org/jira/browse/SPARK-53747
- https://lists.apache.org/thread/k36prh3oxl1z6ov7w8rpmfnt07hmzw3v
- http://www.openwall.com/lists/oss-security/2026/09/01/4
CVE-2026-32773 · published · modified · JSON
PyPI/pyspark CVE-2026-32773: medium 6.1, EPSS 0.41%
There is a lack of XSS escaping in the Spark History Server prior to 3.5.8 which allows a malicious Spark job to generate arbitrary unescaped frontend code which could lead to a minimal privilege esca
Action: Upgrade pyspark to 3.5.8 or later.
pip install pyspark==3.5.8Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.0.0 | 3.5.8 | - |
Fixed versions
| 3.5.8 |
Sources
- osv: PYSEC-2026-3966
- http://www.openwall.com/lists/oss-security/2026/09/01/4
- https://lists.apache.org/thread/k36prh3oxl1z6ov7w8rpmfnt07hmzw3v
- https://github.com/advisories/GHSA-9437-39hj-3c93
CVE-2026-32773 · published · modified · JSON