CVE-2026-108720

phpIPAM through 1.8.3 contains a missing authorization vulnerability that allows authenticated low-privilege users to view restricted subnets and addresses because customer, location and NAT pages skip Subnets::check_permission. Attackers can open customer objects.php, single-location.php or nat_details.php to read IP addresses, CIDRs, hostnames and MAC addresses from sections they cannot access.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/phpipam/phpipam
https://github.com/phpipam/phpipam/blob/e8010751d491e485acefa5787fb0e518eb948771/app/tools/customers/customer/objects/ipaddresses.php#L69-L110
https://github.com/phpipam/phpipam/blob/e8010751d491e485acefa5787fb0e518eb948771/app/tools/locations/single-location.php#L129-L195
https://github.com/phpipam/phpipam/blob/e8010751d491e485acefa5787fb0e518eb948771/app/tools/nat/nat_details.php#L16-L45
https://hackmd.io/@haind/phpipam-tools-cross-section-address-disclosure
https://www.vulncheck.com/advisories/phpipam-through-1.8.3-missing-authorization-in-customers-locations-and-nat-pages
https://hackmd.io/@haind/phpipam-tools-cross-section-address-disclosure

Configurations

No configuration.

History

13 Oct 2026, 14:17

Type	Values Removed	Values Added
References	~~() https://hackmd.io/@haind/phpipam-tools-cross-section-address-disclosure -~~	() https://hackmd.io/@haind/phpipam-tools-cross-section-address-disclosure -

11 Oct 2026, 13:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-11 13:17

Updated : 2026-10-13 14:17

NVD link : CVE-2026-108720

Mitre link : CVE-2026-108720

CVE.ORG link : CVE-2026-108720

JSON object : View

Products Affected

No product.

CWE

CWE-862

Missing Authorization

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