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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
11,152
Critical
1,210
High
4,303
Medium
4,042
Low
456
Severity not reported
1,141
In CISA KEV
59

Most affected vendors (by CPE data where available): microsoft (945), google (605), oracle (274), apple (244), adobe (197), dell (137), ibm (104), arubanetworks (101), mongodb (64), apache (53)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-18743
A flaw was found in popt.
low 2.5 —— 2026-09-012026-09-08
CVE-2026-85592
phpMyFAQ before 4.1.8 contains an authorization bypass vulnerability in the ques...
low 3.7 —— 2026-09-042026-09-08
CVE-2026-86670
A flaw has been found in aircheng-org iWebShop-5 up to 5.15.
low 3.7 —— 2026-09-082026-09-08
CVE-2026-84066
The Directorist: AI-Powered Business Directory, Listings & Classified Ads WordPr...
low 3.1 —— 2026-09-042026-09-08
CVE-2026-58234
SAP Process Integration (SOAP Adapter) allows a privileged user to send speciall...
low 2.2 —— 2026-09-082026-09-08
CVE-2026-76960
SAP S/4HANA Finance (Advanced Payment Management) does not perform sufficient Cr...
low 3.5 —— 2026-09-082026-09-08
CVE-2026-78150
The Smart Post WordPress plugin before 4.0.8 does not check the type, ownership...
low 2.7 —— 2026-09-052026-09-08
CVE-2026-81348
The My Private Site WordPress plugin before 4.2.3 does not apply its site-privac...
low 3.7 —— 2026-09-052026-09-08
CVE-2026-84225
The Kirki WordPress plugin before 6.3.0 does not check that a user is allowed to...
low 2.2 —— 2026-09-052026-09-08
CVE-2026-84745
The Events Calendar WordPress plugin before 6.17.3.1 does not restrict non-publi...
low 2.7 —— 2026-09-052026-09-08
CVE-2026-84926
The EmbedPress WordPress plugin before 4.6.4 does not correctly restrict access...
low 2.7 —— 2026-09-052026-09-08
CVE-2026-84927
The EmbedPress WordPress plugin before 4.6.4 does not perform a sufficient autho...
low 2.7 —— 2026-09-052026-09-08
CVE-2026-86644
A vulnerability was determined in star7th showdoc up to 3.9.1.
low 3.5 —— 2026-09-082026-09-08
CVE-2026-86226
A security flaw has been discovered in Projectwolds Online Attendance System 1.0...
low 3.5 —— 2026-09-062026-09-08
CVE-2026-85052
Out of bounds read in CrashReporting in Google Chrome prior to 152.0.7977.82 all...
low 3.1 —Google / chrome 2026-09-032026-09-08
CVE-2026-86485
In JetBrains YouTrack before 2026.2.18634 iP spoofing via HTTP headers allowed f...
low 3.3 —— 2026-09-072026-09-08
CVE-2026-86486
In JetBrains YouTrack before 2026.2.18634 the generic VCS webhook handler failed...
low 3.7 —— 2026-09-072026-09-08
CVE-2026-86487
In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed re...
low 3.1 —— 2026-09-072026-09-08
CVE-2026-86491
In JetBrains YouTrack before 2026.2.18634 stored XSS was possible via project an...
low 3.5 —— 2026-09-072026-09-08
CVE-2026-86501
In JetBrains IntelliJ IDEA before 2026.2.2 terminal command input could be writt...
low 2.8 —— 2026-09-072026-09-08
CVE-2026-86503
In JetBrains IntelliJ IDEA before 2026.2.2 opening an untrusted project could tr...
low 3.3 —— 2026-09-072026-09-08
CVE-2026-86505
In JetBrains IntelliJ IDEA before 2026.2.2 missing project-trust check leaked pr...
low 3.3 —— 2026-09-072026-09-08
CVE-2026-45197
Kernel software installed and running inside a Guest VM may post improper comman...
low 2.5 —— 2026-09-042026-09-08
CVE-2026-86301
A vulnerability has been found in code-projects Hospital Information System 1.0.
low 3.5 —— 2026-09-072026-09-08
CVE-2026-85207
A vulnerability was identified in itsourcecode Online Medicine Delivery System 1...
low 3.5 —— 2026-09-032026-09-05
CVE-2026-85030
A vulnerability has been found in HKUDS AI-Trader up to d03ff6c056b32ced735adf7c...
low 3.7 —— 2026-09-032026-09-05
CVE-2026-78600
Incomplete Cleanup (CWE-459) in Elastic Cloud on Kubernetes (ECK) can lead to un...
low 3.5 —Elastic / elastic cloud on kubernetes 2026-09-022026-09-03
CVE-2026-78587
Incorrect Authorization (CWE-863) in Fleet Server can lead to a denial of servic...
low 3.1 —Elastic / fleet server 2026-09-022026-09-03
CVE-2026-77783
The Rank Math SEO WordPress plugin before 1.0.277 does not verify that the post...
low 3.7 —— 2026-09-022026-09-03
CVE-2026-77784
The Rank Math SEO WordPress plugin before 1.0.277 does not verify that a user is...
low 2.7 —— 2026-09-022026-09-03
CVE-2026-77785
The Rank Math SEO WordPress plugin before 1.0.277 does not verify that the reque...
low 2.7 —— 2026-09-022026-09-03
CVE-2026-77787
The Rank Math SEO WordPress plugin before 1.0.277 does not perform a capability...
low 2.7 —— 2026-09-022026-09-03
CVE-2026-81196
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.46 does not pro...
low 2.7 —— 2026-09-022026-09-03
CVE-2026-81198
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.46 does not pro...
low 3.8 —— 2026-09-022026-09-03
CVE-2026-14326
The Timetics WordPress plugin through 1.0.61 does not enforce per-object ownersh...
low 3.8 —— 2026-09-022026-09-03
CVE-2026-19698
The GutenKit WordPress plugin before 2.5.1 does not validate or escape style set...
low 3.5 —— 2026-09-022026-09-03
CVE-2023-3360
The Weaver Show Posts WordPress plugin before 1.8.1 unserialises the content of...
low 3.3 —— 2026-09-022026-09-03
CVE-2026-84355
Incorrect authorization in Navigation in Google Chrome prior to 152.0.7977.75 al...
low 3.1 —Google / chrome 2026-09-022026-09-03
CVE-2026-85022
A vulnerability was identified in langgenius dify 1.13.0.
low 3.5 —— 2026-09-032026-09-03
CVE-2026-84359
Information leak in Skia in Google Chrome prior to 152.0.7977.75 allowed a remot...
low 3.1 —Google / chrome 2026-09-022026-09-03

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.