CVE-2026-77794: unknown registrationmagic
Vulnerability summary
CVE-2026-77794 is a medium (CVSS 5.3) vulnerability in unknown registrationmagic. EPSS estimates a 0.32% chance of exploitation in the next 30 days, higher than 23.8% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 6.0.9.9.
Timeline
- 02-09-2026PublishedVulnerability first disclosed.
- 02-09-2026Last modifiedVulnerability information updated.
Description
The RegistrationMagic WordPress plugin before 6.0.9.9 does not validate a client-supplied quantity multiplier when calculating the total price of a paid registration, allowing unauthenticated users to register without paying and obtain an activated account holding the role the form grants.
CVSS metrics
3 scores · 3 sources · 1 version- NVDNIST5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- wordfenceSource5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS trend
Probability
0.32%
Chance of exploitation in the next 30 days
Percentile
24%
Versus all other CVEs
30-day change
+0.13 pp
From 0.19% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (wpscan.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-472External Control of Assumed-Immutable Web ParameterThe web application does not sufficiently verify inputs that are assumed to be immutable but are actually externally controllable, such as hidden form fields.
- CWE-602Client-Side Enforcement of Server-Side SecurityThe product is composed of a server that relies on the client to implement a mechanism that is intended to protect the server.
Affected systems
Unknown1 product
- registrationmagic≥ 6.0.0.0, < 6.0.9.9
Wordpress1 product
- custom-registration-form-builder-with-submission-manager≤ 6.0.9.8 (fixed in 6.0.9.9)
2 vendors · 2 products