CVE-2026-107508Ultimate Multisite < 2.17.2 - Unauthenticated LFI via 'attributes' Parameter
Updated under an hour ago ()
Does this affect you?
It affects Unknown Ultimate Multisite. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.50%, higher than 42% of scored CVEs.
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The Ultimate Multisite WordPress plugin before 2.17.2 does not validate a user-supplied value used to select a file to include, allowing unauthenticated attackers to include and read arbitrary local files, including the WordPress configuration file.
- CVSS
- 8.6 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
- Weakness (CWE)
- CWE-22
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.50% (percentile 42)
- Assigned by
- WPScan
- NVD analysis
- Deferred
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 14, 2026
Affected products
Unknown Ultimate Multisite unknown:ultimate_multisite (from the name) | before 2.17.2 | CNA record |
References
- https://wpscan.com/vulnerability/2b2808d3-b3fc-41d4-8be5-82d222911bc6/exploit, vdb-entry, technical-description
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.