01 Record
CVE-2026-73334
Apache Parquet Hadoop: File-controlled KMS URL is forwarded to pluggable KmsClient that skips host validation
HighPUBLISHEDCNA: apache
CNA base score8.1 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
02 Description
Apache Parquet Hadoop: File-controlled KMS URL is forwarded to pluggable KmsClient that skips host validation
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 29.5% of scored records. A rank, not a probability.
- NVD base score
- 8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-09-10.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-09-09 10:48Z1 MO AGO
- Last updated
- 2026-09-10 17:55Z1 MO AGO
- Reserved
- 2026-08-12
- Assigning CNA
- apache
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- Weaknesses
- Data version
- 5.2
- Document digest
- bc90d8ea6b8c5c65b9fd08ecdfa8e87fa8e18ce18f47faccb241a222c6ed5498
05 Affected products
VendorProductVersionsPlatforms
06 References
- lists.apache.orghttps://lists.apache.org/thread/ro2vomk9xxhv34xhvopgys96c9j8ojm0
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2026/09/08/11