Medium severity · published Sep 9, 2026
CVE-2026-81021
SupportCandy 3.2.9 - 3.5.2 - Unauthenticated Ticket Attachment Disclosure
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
The SupportCandy WordPress plugin before 3.5.3 does not perform an authorization check on one of its support-ticket attachment download paths, allowing unauthenticated attackers to read protected customer-uploaded attachments by enumerating sequential attachment identifiers.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SU
SupportCandy ·
3.2.9 before 3.5.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-81021
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-81021
wpscan.com
https://wpscan.com/vulnerability/c2e643fc-1d6d-429d-b2f6-d71a558bccaf/
More from SupportCandy
5.3
CVE-2026-81022
SupportCandy 3.3.6 - 3.5.2 - Unauthenticated Ticket Content Disclosure via Auth Code Leak