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September 2026 CVE archive

Records published in NIST NVD between Sep 1 and Sep 30, 2026 (UTC). Data imported from the NVD CVE API 2.0 and the CISA KEV catalog; each record shows its own source and verification time.

Published in September 2026Materially updated (Critical / KEV)
Total records
15,074
Critical
1,387
High
5,790
Medium
4,826
Low
527
Severity not reported
2,544
In CISA KEV
32

Most affected vendors (by CPE data where available): microsoft (995), google (652), oracle (309), apple (245), ibm (229), adobe (213), mozilla (191), dell (185), arubanetworks (100), apache (88)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-82561
Apache NiFi 1.5.0 through 2.11.0 provide REST API methods that replace the entir...
medium 6.5 —Apache / nifi 2026-09-162026-09-21
CVE-2026-84439
When audit logging is enabled (zookeeper.audit.enable=true), an unauthenticated...
medium 5.3 —Apache / zookeeper 2026-09-162026-09-18
CVE-2026-84501
An unauthenticated attacker can inject arbitrary fake log lines into Apache ZooK...
medium 5.3 —Apache / zookeeper 2026-09-162026-09-18
CVE-2026-86465
Apache Airflow Akeyless provider: the Akeyless secrets backend's team-scope guar...
medium 6.5 —Apache / apache-airflow-providers-akeyless 2026-09-162026-09-17
CVE-2026-57822
When the broker is processing message-based management requests, sent by an auth...
medium 6.5 —Apache / artemis 2026-09-102026-09-16
CVE-2026-75880
An authenticated client could attach a consumer with a selector containing craft...
medium 6.5 —Apache / artemis 2026-09-102026-09-18
CVE-2026-54048
Specifying tblproperties('avro.schema.url'=' http://...' ) or with a 'file:///'...
medium 5.3 —Apache / impala 2026-09-092026-09-10
CVE-2026-32773
There is a lack of XSS escaping in the Spark History Server prior to 3.5.8 which...
medium 6.1 —Apache / spark 2026-09-022026-09-08

Sources: NIST NVD (CVE API 2.0) and the CISA KEV catalog. Severity is as stated by the source; missing values are shown as “not reported”, never estimated.