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CVE-2026-3439 is a medium severity vulnerability with a CVSS score of 4.9. No known exploits currently, and patches are available.
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Very low probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
A post-authentication Stack-based Buffer Overflow vulnerability in SonicOS certificate handling allows a remote attacker to crash a firewall.
| Vendor | Product |
|---|---|
| Sonicwall | Tz370w |
| Sonicwall | Tz80 |
| Sonicwall | Tz270 |
| Sonicwall | Tz570p |
| Sonicwall | Sonicos |
| Sonicwall | Nsv870 |
| Sonicwall | Tz280 |
| Sonicwall | Nsa 3700 |
| Sonicwall | Tz470 |
| Sonicwall | Nsa 2800 |
And 23 more...