Exploited vulnerabilities / CVE-2026-21385
Confirmed exploited · exploited vulnerability · Qualcomm Multiple ChipsetsCVE-2026-21385
Qualcomm Multiple Chipsets exploited vulnerability, confirmed exploited in the wild.
Multiple Qualcomm chipsets contain a memory corruption vulnerability while using alignments for memory allocation.
| CISA's name for it | Qualcomm Multiple Chipsets Memory Corruption Vulnerability |
|---|---|
| Vendor and product | Qualcomm · Multiple Chipsets |
| Type | exploited vulnerability · CWE-190 |
| Exploited | Confirmed by CISA listed 3 March 2026 |
| Likelihood | scored lower by EPSS, but already confirmed exploited, which outranks any prediction |
| Deadline | 24 March 2026 · already passed |
| Used in ransomware | Not reported |
| Advisories | source.android.com ↗ · nvd.nist.gov ↗ |
Three steps, in this order
Apply the vendor's fix or mitigation; CISA lists only vulnerabilities seen exploited.
If you cannot patch now, restrict network access to the affected product.
Check for signs of compromise since the date it was added to the list.
| CISA's required action | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
|---|
Know before someone else finds it
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CVE-2026-21385 in short
Is CVE-2026-21385 being exploited?
Yes. CISA added CVE-2026-21385 to its Known Exploited Vulnerabilities catalogue on 3 March 2026, which it does only on evidence of exploitation in the wild.
What is the CISA deadline for CVE-2026-21385?
US federal agencies must remediate it by 24 March 2026. Everyone else should treat that date as the latest safe point to patch an internet-facing system.
How likely is CVE-2026-21385 to be exploited in the next 30 days?
FIRST's Exploit Prediction Scoring System gives it 1.3%, the 71st percentile of every CVE it scores.
How do I fix CVE-2026-21385?
Apply the vendor's fix or mitigation; CISA lists only vulnerabilities seen exploited. If you cannot patch now, restrict network access to the affected product. Check for signs of compromise since the date it was added to the list.
Sources: CISA Known Exploited Vulnerabilities catalogue (released 10 November 2026) and FIRST EPSS. Page compiled automatically by SAK T.L.M, the threat-intelligence tool of SAK T.E.C, on 13 November 2026.