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High 8.1Published May 13, 2026
CVE-2026-0244An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.
- CVSS
- 8.1 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-295
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jul 14, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
paloaltonetworks prisma_sd-wan paloaltonetworks:prisma_sd-wan | from 6.3.1 before 6.3.6; from 6.4.1 before 6.4.3; from 6.5.1 before 6.5.3; 6.3.6; 6.3.6; 6.3.6; 6.4.3; 6.4.3; and 5 more ranges | NVD |
References
- https://security.paloaltonetworks.com/CVE-2026-0244vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.