MEDIUM
CVE-2026-0244
CWE-295Published: May 13, 2026· Updated: May 14, 2026
5.2
CVSS v3.1
EPSS:0.00%probability of exploitation in 30 daysPercentile:0.2th
Official Description
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.
Technical Analysis
CVE-2026-0244 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeX
Impact
Confidentiality
Integrity
Availability
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:D/RE:M/U:Amber
Affected Vendors & Products
Mentioned vendors (from description):
Palo Alto Networks
CPE data not yet available in NVD for this CVE.
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
All References (1)
Quick Facts
CVE IDCVE-2026-0244
CVSS Score5.2 / 10
SeverityMEDIUM
WeaknessCWE-295
CISA KEVNo
EPSS (30d)0.00%
PublishedMay 13, 2026
Related CVEs (CWE-295)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-0244 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.