september 2025
- cves
- 4,319
- against an average 2025 month
- 1.1×
- busiest day
- sep 22, 414
- used in real attacks
- 16
september 2025 brought 4,319 cves, close to an average 2025 month.
9 of its 30 days ran above the 2025 average for that weekday.
414
on sep 22, the busiest day. patchstack published 291 of them at once.
296
rated critical, cvss 9 or higher. 260 of them can be hit over the network with no login and nothing for a user to click.
622
came in three single drops: patchstack 291 on sep 22, the linux kernel team 210 on sep 15, the linux kernel team 121 on sep 18.
16 already used in real attacks
cisa kev, as of oct 24, 2026
- 2samsung mobile devicessep 12
- 2cisco secure firewall adaptive security appliance and secure firewall threat defensesep 25
- 1sitecore productssep 3
- 1android runtimesep 4
- 1linux kernelsep 5
- 1adobe commerce and magentosep 9
- 1watchguard fireboxsep 17
- 1fortra goanywhere mftsep 18
- 1cwp control web panelsep 19
- 1libraesva email security gatewaysep 19
and 4 more productsall 16 with cve idshide the list
- sep 3sitecore multiple productscve-2025-53690
- sep 4android runtimecve-2025-48543
- sep 5linux kernelcve-2025-39682
- sep 9adobe commerce and magentocve-2025-54236
- sep 12samsung mobile devicescve-2025-21042
- sep 12samsung mobile devicescve-2025-21043
- sep 17watchguard fireboxcve-2025-9242
- sep 18fortra goanywhere mftcve-2025-10035
- sep 19cwp control web panelcve-2025-48703
- sep 19libraesva email security gatewaycve-2025-59689
- sep 23solarwinds web help deskcve-2025-26399
- sep 24google chromium v8cve-2025-10585
- sep 24cisco ios and ios xecve-2025-20352
- sep 25cisco secure firewall adaptive security appliance and secure firewall threat defensecve-2025-20333
- sep 25cisco secure firewall adaptive security appliance and secure firewall threat defensecve-2025-20362
- sep 29broadcom vmware aria operations and vmware toolscve-2025-41244
cisa keeps adding older cves when attacks come to light, so this list can still grow.
this poster
- period
- september 1 to 30, 2025
- cves
- 4,319
- data
- cve list v5, cisa kev, drawn 2026-10-24
- format
- 3:4, drawn for 45 × 60 cm
