High severity · published Mar 6, 2026
CVE-2026-28507
Idno: Remote Code Execution via Chained Import File Write and Template Path Traversal
7.2
CVSS
0.7%
EPSS
No
On KEV
Description
Idno is a social publishing platform. Prior to version 1.6.4, there is a remote code execution vulnerability via chained import file write and template path traversal. This issue has been patched in version 1.6.4.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ID
idno · idno
< 1.6.4 · source: vendor
KN
Known · Withknown
before 1.6.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-28507
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-28507
Product
https://github.com/idno/idno/releases/tag/1.6.4
Exploit
https://github.com/idno/idno/security/advisories/GHSA-37j7-56xc-c468
More from idno
8.6
CVE-2026-28508
Idno: Unauthenticated SSRF via URL Unfurl Endpoint