CVE-2023-51543: metagauss registrationmagic Authentication Bypass by Spoofing
CVSS: 7.5v3.1HighAnalyzed
Published 04-06-2024Last modified 28-04-2026
Vulnerability summary
CVE-2023-51543 is a high (CVSS 7.5) Authentication Bypass by Spoofing vulnerability in metagauss registrationmagic. EPSS estimates a 0.38% chance of exploitation in the next 30 days, higher than 30.3% of scored vulnerabilities. Fixed in 5.2.5.1.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
0.38%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 04-06-2024PublishedVulnerability first disclosed.
- 28-04-2026Last modifiedVulnerability information updated.
Description
Authentication Bypass by Spoofing vulnerability in Metagauss RegistrationMagic allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects RegistrationMagic: from n/a through 5.2.5.0.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NSources3 sources · 5.3–7.5
- CVE.orgCNA5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NDiffers
- wordfenceSource5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NDiffers
EPSS trend
Probability
0.38%
Chance of exploitation in the next 30 days
Percentile
30%
Versus all other CVEs
30-day change
0.00 pp
From 0.38% on 21-09-2026
21-09-202621-10-2026
EPSS score0.38%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-290Authentication Bypass by SpoofingThis attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.
- CWE-693Protection Mechanism FailureThe product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.
Affected systems
Metagauss1 product
- registrationmagic≥ n/a, ≤ 5.2.5.0 | < 5.2.5.1
Wordpress1 product
- custom-registration-form-builder-with-submission-manager≤ 5.2.5.0 (fixed in 5.2.5.1)
2 vendors · 2 products