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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
11,171
Critical
1,210
High
4,305
Medium
4,059
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-2026-56126
pfSense Plus before 26.07 and CE before 2.9.0 allow authenticated users with the...
medium 5.4 —— 2026-09-032026-09-09
CVE-2026-56127
pfSense Plus before 26.07 and CE before 2.9.0 allow authenticated users with the...
medium 5.4 —— 2026-09-032026-09-09
CVE-2026-56128
pfSense Plus before 26.07 and CE before 2.9.0 allow authenticated users with the...
medium 5.4 —— 2026-09-032026-09-09
CVE-2026-87463
Incorrect authorization in Certificate in Google Chrome on on Android prior to 1...
medium 4.8 —Google / chrome 2026-09-092026-09-09
CVE-2026-87458
UI misrepresentation in Geometry in Google Chrome prior to 153.0.8010.36 allowed...
medium 5.4 —Google / chrome 2026-09-092026-09-09
CVE-2026-87461
Information leak in Core in Google Chrome prior to 153.0.8010.36 allowed a remot...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87462
UI misrepresentation in FedCM in Google Chrome prior to 153.0.8010.36 allowed a...
medium 5.4 —Google / chrome 2026-09-092026-09-09
CVE-2026-87465
Incorrect authorization in Downloads in Google Chrome prior to 153.0.8010.36 all...
medium 4.2 —Google / chrome 2026-09-092026-09-09
CVE-2026-87466
Incorrect authorization in Workers in Google Chrome prior to 153.0.8010.36 allow...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87449
Cross-site request forgery in DeviceBoundSessionCredentials in Google Chrome pri...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87432
Incorrect authorization in Navigation in Google Chrome prior to 153.0.8010.36 al...
medium 4.2 —Google / chrome 2026-09-092026-09-09
CVE-2026-87653
UI misrepresentation in FullScreen in Google Chrome on on Windows prior to 153.0...
medium 5.4 —Google / chrome 2026-09-092026-09-09
CVE-2026-87635
UI misrepresentation in Payments in Google Chrome prior to 153.0.8010.36 allowed...
medium 5.4 —Google / chrome 2026-09-092026-09-09
CVE-2026-87655
Clickjacking in Downloads in Google Chrome prior to 153.0.8010.36 allowed a remo...
medium 5.4 —Google / chrome 2026-09-092026-09-09
CVE-2026-87550
Improper encoding or escaping of output in CSS in Google Chrome prior to 153.0.8...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87545
Information leak in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 all...
medium 6.5 —Google / chrome 2026-09-092026-09-09
CVE-2026-87555
Uninitialized resource in GPU in Google Chrome on on Android prior to 153.0.8010...
medium 4.7 —Google / chrome 2026-09-092026-09-09
CVE-2026-87559
UI misrepresentation in UI in Google Chrome prior to 153.0.8010.36 allowed a rem...
medium 4.2 —Google / chrome 2026-09-092026-09-09
CVE-2026-87598
Incorrect authorization in ServiceWorker in Google Chrome prior to 153.0.8010.36...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87602
Out of bounds read in ANGLE in Google Chrome on on Windows prior to 153.0.8010.3...
medium 4.7 —Google / chrome 2026-09-092026-09-09
CVE-2026-87619
Observable discrepancy in Prefetch in Google Chrome prior to 153.0.8010.36 allow...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87622
Missing authorization in FedCM in Google Chrome prior to 153.0.8010.36 allowed a...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87632
Cross-site scripting in SanitizerAPI in Google Chrome prior to 153.0.8010.36 all...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87562
Incorrect reference resolution in Accessibility in Google Chrome on on Mac prior...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87564
Type confusion in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote at...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87567
UI misrepresentation in UrlFormatting in Google Chrome prior to 153.0.8010.36 al...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-87568
Improper input validation in Chromium in Google Chrome prior to 153.0.8010.36 al...
medium 4.3 —Google / chrome 2026-09-092026-09-09
CVE-2026-78838
A reflected cross-site scripting (XSS) vulnerability in the grid_datasource.php...
medium 6.5 —— 2026-09-082026-09-09
CVE-2026-78738
Silverpeas Core 6.4.6 is vulnerable to Cross Site Scripting (XSS) via the Docume...
medium 6.1 —— 2026-09-082026-09-09
CVE-2026-75170
Cross-site scripting (XSS) vulnerability in the /loginController/doLogin endpoin...
medium 6.1 —— 2026-09-042026-09-09
CVE-2026-75162
An information disclosure vulnerability in the opcua-configuration method of /cg...
medium 6.5 —— 2026-09-042026-09-09
CVE-2026-49455
Waku is the minimal React framework.
medium 6.5 —— 2026-09-032026-09-09
CVE-2026-85392
Peppermint through 0.5.5 contains an authorization bypass vulnerability in the G...
medium 4.3 —— 2026-09-032026-09-09
CVE-2026-87808
SiYuan versions <= 3.8.1 contain an incomplete fix for CVE-2026-32767 (GHSA-j7wh...
medium 4.9 —— 2026-09-092026-09-09
CVE-2026-38961
Cross-Site Scripting (XSS) vulnerability in the RSS Widget of Netgate pfSense Pl...
medium 5.4 —— 2026-09-042026-09-09
CVE-2026-39020
An issue in WIngs3D v.2.4.1 allows a local attacker to cause a denial of service...
medium 5.5 —— 2026-09-092026-09-09
CVE-2026-82530
IP2Location Country Blocker plugin for WordPress before 2.45.0 contains an acces...
medium 5.3 —— 2026-09-092026-09-09
CVE-2026-80055
Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application...
medium 4.4 —Dell / secure connect gateway 2026-09-092026-09-09
CVE-2026-80177
Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application...
medium 6.5 —Dell / secure connect gateway 2026-09-092026-09-09
CVE-2026-83991
Missing authentication for critical function in Windows Cloud Files Mini Filter...
medium 5.5 —Microsoft / windows 10 1809 2026-09-082026-09-09

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.