CVE-2026-0263

EUVD-2026-30064
A buffer overflow vulnerability in the IKEv2 processing of Palo Alto Networks PAN-OS® software allows an unauthenticated network-based attacker to execute arbitrary code with elevated privileges on the firewall, or cause a denial of service (DoS) condition.


Panorama, Cloud NGFW, and Prisma® Access are not impacted by these vulnerabilities.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 30.13%
Affected Products (NVD)
VendorProductVersion
paloaltonetworkspan-os
11.1.0 ≤
𝑥
< 11.1.4
paloaltonetworkspan-os
11.1.5 ≤
𝑥
< 11.1.6
paloaltonetworkspan-os
11.1.8 ≤
𝑥
< 11.1.10
paloaltonetworkspan-os
11.1.11 ≤
𝑥
< 11.1.13
paloaltonetworkspan-os
11.1.4
paloaltonetworkspan-os
11.1.4:h1
paloaltonetworkspan-os
11.1.4:h10
paloaltonetworkspan-os
11.1.4:h11
paloaltonetworkspan-os
11.1.4:h12
paloaltonetworkspan-os
11.1.4:h13
paloaltonetworkspan-os
11.1.4:h15
paloaltonetworkspan-os
11.1.4:h16
paloaltonetworkspan-os
11.1.4:h17
paloaltonetworkspan-os
11.1.4:h18
paloaltonetworkspan-os
11.1.4:h2
paloaltonetworkspan-os
11.1.4:h25
paloaltonetworkspan-os
11.1.4:h27
paloaltonetworkspan-os
11.1.4:h3
paloaltonetworkspan-os
11.1.4:h32
paloaltonetworkspan-os
11.1.4:h4
paloaltonetworkspan-os
11.1.4:h5
paloaltonetworkspan-os
11.1.4:h6
paloaltonetworkspan-os
11.1.4:h7
paloaltonetworkspan-os
11.1.4:h8
paloaltonetworkspan-os
11.1.4:h9
paloaltonetworkspan-os
11.1.6
paloaltonetworkspan-os
11.1.6:h1
paloaltonetworkspan-os
11.1.6:h10
paloaltonetworkspan-os
11.1.6:h14
paloaltonetworkspan-os
11.1.6:h17
paloaltonetworkspan-os
11.1.6:h18
paloaltonetworkspan-os
11.1.6:h19
paloaltonetworkspan-os
11.1.6:h2
paloaltonetworkspan-os
11.1.6:h20
paloaltonetworkspan-os
11.1.6:h21
paloaltonetworkspan-os
11.1.6:h22
paloaltonetworkspan-os
11.1.6:h23
paloaltonetworkspan-os
11.1.6:h25
paloaltonetworkspan-os
11.1.6:h29
paloaltonetworkspan-os
11.1.6:h3
paloaltonetworkspan-os
11.1.6:h4
paloaltonetworkspan-os
11.1.6:h5
paloaltonetworkspan-os
11.1.6:h6
paloaltonetworkspan-os
11.1.6:h7
paloaltonetworkspan-os
11.1.7
paloaltonetworkspan-os
11.1.7:h1
paloaltonetworkspan-os
11.1.7:h2
paloaltonetworkspan-os
11.1.7:h4
paloaltonetworkspan-os
11.1.10
paloaltonetworkspan-os
11.1.10:h1
paloaltonetworkspan-os
11.1.10:h10
paloaltonetworkspan-os
11.1.10:h12
paloaltonetworkspan-os
11.1.10:h21
paloaltonetworkspan-os
11.1.10:h4
paloaltonetworkspan-os
11.1.10:h5
paloaltonetworkspan-os
11.1.10:h7
paloaltonetworkspan-os
11.1.10:h9
paloaltonetworkspan-os
11.1.13
paloaltonetworkspan-os
11.1.13:h1
paloaltonetworkspan-os
11.1.13:h2
paloaltonetworkspan-os
11.1.13:h3
paloaltonetworkspan-os
11.1.14
paloaltonetworkspan-os
11.2.0 ≤
𝑥
< 11.2.4
paloaltonetworkspan-os
11.2.5 ≤
𝑥
< 11.2.7
paloaltonetworkspan-os
11.2.8 ≤
𝑥
< 11.2.10
paloaltonetworkspan-os
11.2.4
paloaltonetworkspan-os
11.2.4:h1
paloaltonetworkspan-os
11.2.4:h10
paloaltonetworkspan-os
11.2.4:h11
paloaltonetworkspan-os
11.2.4:h12
paloaltonetworkspan-os
11.2.4:h14
paloaltonetworkspan-os
11.2.4:h15
paloaltonetworkspan-os
11.2.4:h2
paloaltonetworkspan-os
11.2.4:h3
paloaltonetworkspan-os
11.2.4:h4
paloaltonetworkspan-os
11.2.4:h5
paloaltonetworkspan-os
11.2.4:h6
paloaltonetworkspan-os
11.2.4:h7
paloaltonetworkspan-os
11.2.4:h8
paloaltonetworkspan-os
11.2.4:h9
paloaltonetworkspan-os
11.2.7
paloaltonetworkspan-os
11.2.7:h1
paloaltonetworkspan-os
11.2.7:h10
paloaltonetworkspan-os
11.2.7:h11
paloaltonetworkspan-os
11.2.7:h12
paloaltonetworkspan-os
11.2.7:h2
paloaltonetworkspan-os
11.2.7:h3
paloaltonetworkspan-os
11.2.7:h4
paloaltonetworkspan-os
11.2.7:h7
paloaltonetworkspan-os
11.2.7:h8
paloaltonetworkspan-os
11.2.10
paloaltonetworkspan-os
11.2.10:h1
paloaltonetworkspan-os
11.2.10:h2
paloaltonetworkspan-os
11.2.10:h3
paloaltonetworkspan-os
11.2.10:h4
paloaltonetworkspan-os
11.2.10:h5
paloaltonetworkspan-os
11.2.11
paloaltonetworkspan-os
12.1.0 ≤
𝑥
< 12.1.4
paloaltonetworkspan-os
12.1.5 ≤
𝑥
< 12.1.7
paloaltonetworkspan-os
12.1.4
paloaltonetworkspan-os
12.1.4:h2
paloaltonetworkspan-os
12.1.4:h3
𝑥
= Vulnerable software versions