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September 2026 CVE archive

Records last modified 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. The modified view only includes records that were CRITICAL or CISA-KEV-listed when imported — it is not a complete list of every modification.

Published in September 2026Materially updated (Critical / KEV)
Total records
11,321
Critical
1,226
High
4,361
Medium
4,108
Low
460
Severity not reported
1,166
In CISA KEV
59

Most affected vendors (by CPE data where available): microsoft (964), google (608), oracle (274), apple (244), adobe (197), dell (138), ibm (104), arubanetworks (101), mongodb (64), apache (56)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-71374
Deserialization of untrusted data vulnerability in Cosminexus Component Containe...
critical 9.8 —— 2026-09-082026-09-08
CVE-2026-71376
OS command injection vulnerability in Cosminexus Component Container.
critical 9.8 —— 2026-09-082026-09-08
CVE-2026-71377
Command Argument Injection Vulnerability in Cosminexus Component Container.
critical 9.8 —— 2026-09-082026-09-08
CVE-2026-86165
A vulnerability was found in Tenda HG10 300001138.
critical 9.8 —— 2026-09-062026-09-08
CVE-2026-79697
A vulnerability was determined in Advantech WISE-6610-NB, WISE-6610-EB, WISE-661...
critical 9.9 —— 2026-09-072026-09-08
CVE-2026-19274
IBM Observability with Instana (Agent) Build 1.0.303 through 1.0.323 IBM Instana...
critical 9.6 —— 2026-09-042026-09-08
CVE-2026-85085
The Canva Android App before 2.376.0 allowed an external origin to be loaded in...
critical 9.6 —— 2026-09-042026-09-08
CVE-2026-13447
The Mstore Api plugin for WordPress is vulnerable to Authentication Bypass via J...
critical 9.8 —— 2026-09-052026-09-08
CVE-2026-83627
The Hummingbird – Speed Optimization, Caching, Minify, Compress & CDN plugin for...
critical 9.8 —— 2026-09-052026-09-08
CVE-2026-10196
The Mail Mint – Email Marketing, Newsletter, Email Automation & WooCommerce Emai...
critical 9.8 —— 2026-09-052026-09-08
CVE-2026-16310
The MemberDash plugin for WordPress is vulnerable to Insecure Direct Object Refe...
critical 9.8 —— 2026-09-062026-09-08
CVE-2026-75816
The Frontend Admin by DynamiApps plugin for WordPress is vulnerable to Authentic...
critical 9.8 —— 2026-09-062026-09-08
CVE-2026-33211
Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style...
critical 9.6 —Linuxfoundation / tekton pipelines 2026-03-242026-09-07
CVE-2026-84238
Unauthenticated Broken Access Control in YITH Request a Quote for WooCommerce Pr...
critical 9.8 —— 2026-09-032026-09-07
CVE-2026-84834
Unauthenticated PHP Object Injection in JobSearch <= 3.2.0 versions.
critical 9.8 —— 2026-09-032026-09-07
CVE-2026-11613
The Divi Ajax Filter plugin for WordPress is vulnerable to Local File Inclusion...
critical 9.8 —— 2026-09-042026-09-07
CVE-2026-84753
Unauthenticated PHP Object Injection in Mail Mint <= 1.31.0 versions.
critical 9.8 —— 2026-09-032026-09-05
CVE-2026-72676
Improper Control of Generation of Code ('Code Injection') (CWE-94) in Fleet Serv...
critical 9.1 —Elastic / kibana 2026-08-132026-09-04
CVE-2026-19766
An authentication bypass vulnerability exists in the underlying operating system...
critical 9.6 —Arubanetworks / fabric composer 2026-09-012026-09-04
CVE-2025-15379
A command injection vulnerability exists in MLflow's model serving container ini...
critical 10.0 —Lfprojects / mlflow 2026-03-302026-09-04
CVE-2026-47837
Missing Authentication for Critical Function vulnerability in Spring Spring Clou...
critical 9.8 —Vmware / spring cloud config 2026-08-262026-09-04
CVE-2026-85224
A vulnerability was determined in D-Link DNS-320 ShareCenter 2.06B01.
critical 9.1 —— 2026-09-032026-09-04
CVE-2026-85223
A vulnerability was found in D-Link DNS-340L 1.01B04.
critical 9.9 —— 2026-09-032026-09-04
CVE-2026-84813
Unauthenticated SQL Injection in GeoDirectory <= 2.8.174 versions.
critical 9.3 —— 2026-09-032026-09-04
CVE-2026-85222
A vulnerability has been found in D-Link DNS-340L 1.01B04.
critical 9.1 —— 2026-09-032026-09-04
CVE-2019-3773
Spring Web Services, versions 2.4.3, 3.0.4, and older unsupported versions of al...
critical 9.8 —Broadcom / spring web services 2019-01-182026-09-04
CVE-2026-33228
flatted is a circular JSON parser.
critical 9.8 —Webreflection / flatted 2026-03-202026-09-04
CVE-2026-81286
Unauthenticated SQL Injection in WCFM Marketplace <= 3.8.1 versions.
critical 9.3 —— 2026-09-022026-09-04
CVE-2026-84637
Malicious calendar invitations could use file URI attachments to launch local or...
critical 9.8 —Mozilla / thunderbird 2026-09-012026-09-03
CVE-2026-84639
Triggering an error condition in certain MIME bodies would cause uninitialized m...
critical 9.1 —Mozilla / thunderbird 2026-09-012026-09-03
CVE-2026-84133
Site isolation issue in the DOM: Push Subscriptions component.
critical 9.8 —Mozilla / firefox 2026-09-012026-09-03
CVE-2026-84134
Other issue in the Profile Backup component.
critical 9.8 —Mozilla / firefox 2026-09-012026-09-03
CVE-2026-84814
Subscriber Privilege Escalation in Bricksforge <= 3.1.8.8 versions.
critical 9.8 —— 2026-09-032026-09-03
CVE-2026-84768
Unauthenticated SQL Injection in VikAppointments Services Booking Calendar <= 1....
critical 9.3 —— 2026-09-032026-09-03
CVE-2026-84143
Internally found bugs present in Thunderbird 154, Thunderbird ESR 153.1 and Thun...
critical 9.8 —Mozilla / firefox 2026-09-012026-09-03
CVE-2026-84140
Site isolation issue in the DOM: Navigation component.
critical 9.8 —Mozilla / firefox 2026-09-012026-09-03
CVE-2026-84141
Integer overflow in the Graphics: ImageLib component.
critical 9.8 —Mozilla / firefox 2026-09-012026-09-03
CVE-2026-84142
Internally found bugs present in Thunderbird 154.
critical 9.8 —Mozilla / firefox 2026-09-012026-09-03
CVE-2026-84135
Other issue in Firefox Focus for Android.
critical 9.8 —Mozilla / firefox mobile 2026-09-012026-09-03
CVE-2026-51754
Incorrect access control in the updateSlaveIpList function of TOTOLINK T6 4.1.5c...
critical 9.8 —— 2026-09-012026-09-03

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.