D-Link DIR-822A Maximum Severity Zero-Day Vulnerability
CVSS 10.0 vulnerability in D-Link DIR-822A legacy routers with public PoC and no patch. Device is end-of-life; D-Link recommends replacement.
- Vendor
- D-Link
- Product
- DIR-822A
- CVSS
- 10.0
- EPSS (exploit probability)
- 2.4%
- Status
- unpatched
- Published
Is CVE-2026-86296 being exploited?
Not on any exploited-vulnerability catalog we track. CVE-2026-86296 was not on the CISA, ENISA or CIRCL exploited catalogs as of our 2026-11-13 snapshot. That can change quickly; check the write-up below for the latest reporting.
FIRST's EPSS model puts the probability of exploitation activity in the next 30 days at 2.4% (scored October 25, 2026).
- CISA KEV[ — ]
- ENISA EUVD (exploited)[ — ]
- CIRCL KEV[ — ]
Catalog snapshot 2026-11-13. Full cross-catalog view: /kev-comparison
CVE-2026-86296 timeline
Every event links to its source. Catalog dates are each catalog's own; day offsets count from NVD publication. Data: JSON
CVE-2026-86296 affects the D-Link DIR-822A dual-band Wi-Fi router. D-Link has disclosed the flaw directly to customers and confirmed that no patch will be issued: the DIR-822A is past end of life.
Severity: CVSS 10.0 (Critical) per NVD.
Exploitation status: Public proof-of-concept exploit code is in circulation as of September 2026. No patch is available or planned. D-Link recommends replacing the device.
Recommended action: Treat this as a hardware replacement priority. If immediate replacement is not possible, do not expose the router directly to the internet. Place it behind a firewall and restrict external access until a replacement is in place.
For full coverage see D-Link Warns CVSS 10.0 DIR-822A Flaw Has No Fix.
Other D-Link CVEs we track
| CVE / Vulnerability | Severity | CVSS | EPSS | Added to KEV |
|---|---|---|---|---|
| CVE-2026-90703 D-Link DWR-M921 command injection via disk share creation endpointwrite-up | [ CRITICAL ] | 9.1 | 3.6% | — |
| CVE-2026-90702 D-Link DWR-M921 command injection via disk format endpointwrite-up | [ CRITICAL ] | 9.1 | 3.6% | — |
| CVE-2026-90699 D-Link DWR-M920 command injection via SIM PIN management endpointwrite-up | [ CRITICAL ] | 9.9 | 3.3% | — |
| CVE-2025-29635 D-Link DIR-823X Command Injection Vulnerability | [ HIGH ] | 7.2 | 87.9% | |
| CVE-2022-37055 D-Link Routers Buffer Overflow Vulnerability | [ CRITICAL ] | 9.8 | 55.5% | |
| CVE-2022-40799 D-Link DNR-322L Download of Code Without Integrity Check Vulnerability | [ HIGH ] | 8.8 | 33.7% | |
| CVE-2020-25079 D-Link DCS-2530L and DCS-2670L Command Injection Vulnerability | [ HIGH ] | 8.8 | 54.0% | |
| CVE-2020-25078 D-Link DCS-2530L and DCS-2670L Devices Unspecified Vulnerability | [ HIGH ] | 7.5 | 97.5% |
