CVE-2026-74999
MEDIUMCVSS 5.4/10EPSS 0.21%
Last modified
CVE-2026-74999 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the "Add to address book" action was subject to stored XSS.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.
Description
In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the "Add to address book" action was subject to stored XSS.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Roundcube | Webmail | >= 1.6.0, < 1.6.18 |
| Roundcube | Webmail | >= 1.7.0, < 1.7.3 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-74999?
In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the "Add to address book" action was subject to stored XSS.
How severe is CVE-2026-74999?
CVE-2026-74999 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2026-74999?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-74991The WPForms WordPress plugin before 2.0.2 does not verify t…6.8
- CVE-2026-74992The Kirki WordPress plugin before 6.2.3 does not properly v…6.8
- CVE-2026-74993Improper neutralization of special elements used in an SQL c…7.5
- CVE-2026-74994The mod_auth module in OTP's inets httpd server, when config…6
- CVE-2026-74997In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, t…8.8
- CVE-2026-74998In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, r…7.2
- CVE-2026-7500When Keycloak is started with `--features-disabled=account,a…5.4
- CVE-2026-75000In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, i…5.8
- CVE-2026-75002In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, m…7.1
- CVE-2026-75003In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, a…9.8
- CVE-2026-75004In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, i…4.3
- CVE-2026-75005Inefficient Algorithmic Complexity vulnerability in Apache A…7.5
Are you affected by CVE-2026-74999?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST