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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
11,364
Critical
1,230
High
4,374
Medium
4,126
Low
462
Severity not reported
1,172
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-2026-87452
Incorrect authorization in GPU in Google Chrome on on Mac prior to 153.0.8010.36...
low 3.1 —Google / chrome 2026-09-092026-09-09
CVE-2026-87611
Missing authorization in FileSystem in Google Chrome prior to 153.0.8010.36 allo...
low 3.1 —Google / chrome 2026-09-092026-09-09
CVE-2026-87451
Information leak in Downloads in Google Chrome prior to 153.0.8010.36 allowed a...
low 3.1 —Google / chrome 2026-09-092026-09-09
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-2026-84355
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-2026-84359
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
CVE-2026-84328
Missing authorization in FileSystem in Google Chrome prior to 152.0.7977.75 allo...
low 3.1 —Google / chrome 2026-09-022026-09-03
CVE-2026-84331
Incorrect authorization in Actor in Google Chrome prior to 152.0.7977.75 allowed...
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.