CVE-2021-31803
MEDIUMCVSS 6.1/10EPSS 0.58%
Last modified
CVE-2021-31803 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. cPanel before 94.0.3 allows self-XSS via EasyApache 4 Save Profile (SEC-581).. EPSS estimates a 0.58% chance of exploitation in the next 30 days.
Description
cPanel before 94.0.3 allows self-XSS via EasyApache 4 Save Profile (SEC-581).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cpanel | Cpanel | < 94.0.3 |
References
- https://docs.cpanel.net/changelogs/94-change-log/Release Notes, Vendor Advisory
- https://docs.cpanel.net/changelogs/94-change-log/Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-31803?
cPanel before 94.0.3 allows self-XSS via EasyApache 4 Save Profile (SEC-581).
How severe is CVE-2021-31803?
CVE-2021-31803 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.
How do I fix CVE-2021-31803?
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 2021
- CVE-2021-31796An inadequate encryption vulnerability discovered in CyberAr…7.5
- CVE-2021-31797The user identification mechanism used by CyberArk Credentia…5.1
- CVE-2021-31798The effective key space used to encrypt the cache in CyberAr…4.4
- CVE-2021-31799In RDoc 3.11 through 6.x before 6.3.1, as distributed with R…7
- CVE-2021-31800Multiple path traversal vulnerabilities exist in smbserver.p…9.8
- CVE-2021-31802NETGEAR R7000 1.0.11.116 devices have a heap-based Buffer Ov…8.8
- CVE-2021-31804LeoCAD before 21.03 sometimes allows a use-after-free during…5.5
- CVE-2021-31805The fix issued for CVE-2020-17530 was incomplete. So from Ap…9.8
- CVE-2021-31806An issue was discovered in Squid before 4.15 and 5.x before …6.5
- CVE-2021-31807An issue was discovered in Squid before 4.15 and 5.x before …6.5
- CVE-2021-31808An issue was discovered in Squid before 4.15 and 5.x before …6.5
- CVE-2021-3181rfc822.c in Mutt through 2.0.4 allows remote attackers to ca…6.5
Are you affected by CVE-2021-31803?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST