The Signal Edition
Tracker · Cybersecurity

Exploited vulnerabilities

Every flaw the U.S. Cybersecurity and Infrastructure Security Agency has confirmed attackers are using, with the deadline federal agencies have to patch it.

Updated Nov 2, 2026, 3:37 a.m. ET from CISA catalog version 2026.10.30
In the catalog
1,766
Added in 2026
282
245 in all of 2025
Added in Nov so far
0
8 in the last 7 days
2026 entries tied to ransomware
27
Added per month, 2026
*Nov through Nov 2, 2026. Source: CISA Known Exploited Vulnerabilities catalog.
Most-listed vendors, 2026
  1. Microsoft40
  2. Cisco20
  3. Apple9
  4. Fortinet9
  5. Google9
  6. Linux9
  7. Ivanti8
  8. Adobe7

Entries matching “Qualcomm”

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12 entries match.

AddedCVEVendorProductPatch deadlineRansomware use
Mar 3CVE-2026-21385QualcommMultiple ChipsetsMar 24Unknown
Jun 3, 2025CVE-2025-27038QualcommMultiple ChipsetsJun 24, 2025Unknown
Jun 3, 2025CVE-2025-21480QualcommMultiple ChipsetsJun 24, 2025Unknown
Jun 3, 2025CVE-2025-21479QualcommMultiple ChipsetsJun 24, 2025Unknown
Oct 8, 2024CVE-2024-43047QualcommMultiple ChipsetsOct 29, 2024Unknown
Dec 5, 2023CVE-2023-33107QualcommMultiple ChipsetsDec 26, 2023Unknown
Dec 5, 2023CVE-2023-33106QualcommMultiple ChipsetsDec 26, 2023Unknown
Dec 5, 2023CVE-2023-33063QualcommMultiple ChipsetsDec 26, 2023Unknown
Dec 5, 2023CVE-2022-22071QualcommMultiple ChipsetsDec 26, 2023Unknown
Dec 1, 2021CVE-2020-11261QualcommSnapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon WearablesJun 1, 2022Unknown
Nov 3, 2021CVE-2021-1906QualcommMultiple ChipsetsNov 17, 2021Unknown
Nov 3, 2021CVE-2021-1905QualcommMultiple ChipsetsMay 3, 2022Unknown

How this tracker works

We read CISA’s Known Exploited Vulnerabilities catalog several times a day and count entries by the date CISA added them. The catalog lists flaws with reliable evidence of active exploitation. The patch deadline is the date CISA sets for U.S. federal civilian agencies; CISA urges every organization to treat listed flaws as a priority.

“Known” ransomware use means CISA has confirmed a ransomware campaign used the flaw. “Unknown” means not confirmed, not ruled out. Catalog published October 30, 2026. CISA’s catalog

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