Medium severity · published Aug 28, 2026
CVE-2026-79995
User Registration & Membership < 5.2.5 - Subscriber+ Pending Email Change Cancellation via IDOR
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
The User Registration & Membership WordPress plugin before 5.2.5 does not verify that the account whose pending email change is being cancelled belongs to the user making the request, allowing authenticated users with Subscriber-level access and above to cancel any other user's in-progress email change, including an administrator's.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 17% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UR
User Registration & Membership ·
before 5.2.5 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-79995
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-79995
wpscan.com
https://wpscan.com/vulnerability/551423b4-5c0c-48cc-9ba0-1f5637eea446/
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