CVE-2019-25763
CVE-2019-25763 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-288.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v4: 9.3
- EPSS exploit prediction: 0% (34th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2019-20199
- Weakness: CWE-288
- Published:
- Last modified:
Description
WordPress Ultimate Addons for Beaver Builder 1.2.4.1 contains an authentication bypass vulnerability that allows attackers to gain unauthorized access by exploiting the social media login form functionality. Attackers can submit a POST request to the admin-ajax.php endpoint with the uabb-lf-google-submit action, a valid administrator email address, and a valid nonce to obtain session cookies and authenticate as that user.
Frequently asked questions
- What is CVE-2019-25763?
- WordPress Ultimate Addons for Beaver Builder 1.2.4.1 contains an authentication bypass vulnerability that allows attackers to gain unauthorized access by exploiting the social media login form functionality. Attackers can submit a POST request to the admin-ajax.php endpoint with the uabb-lf-google-submit action, a valid administrator email address, and a valid nonce to obtain session cookies and authenticate as that user.
- How severe is CVE-2019-25763?
- CVE-2019-25763 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2019-25763 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2019-25763?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2019-25763 have an EU (EUVD) identifier?
- Yes. CVE-2019-25763 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-20199.
- When was CVE-2019-25763 published?
- CVE-2019-25763 was published on 2026-06-20 and last updated on 2026-06-22.
References
- https://www.exploit-db.com/exploits/47832
- https://www.ultimatebeaver.com/
- https://www.vulncheck.com/advisories/wordpress-ultimate-addons-for-beaver-builder-authentication-bypass
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