CVE-2020-15276
HIGHCVSS 8.7/10EPSS 0.99%
Last modified
CVE-2020-15276 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. baserCMS before version 4.4.1 is vulnerable to Cross-Site Scripting. Arbitrary JavaScript may be executed by entering a crafted nickname in blog comments. EPSS estimates a 0.99% chance of exploitation in the next 30 days.
Description
baserCMS before version 4.4.1 is vulnerable to Cross-Site Scripting. Arbitrary JavaScript may be executed by entering a crafted nickname in blog comments. The issue affects the blog comment component. It is fixed in version 4.4.1.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Basercms | Basercms | >= 4.0.0, < 4.4.1 |
References
- https://basercms.net/security/20201029Vendor Advisory
- https://github.com/baserproject/basercms/commit/d14f506385f21d67d5ff3462f204d4c2321b7c54Patch, Third Party Advisory
- https://github.com/baserproject/basercms/security/advisories/GHSA-fw5q-j9p4-3vxgPatch, Third Party Advisory
- https://basercms.net/security/20201029Vendor Advisory
- https://github.com/baserproject/basercms/commit/d14f506385f21d67d5ff3462f204d4c2321b7c54Patch, Third Party Advisory
- https://github.com/baserproject/basercms/security/advisories/GHSA-fw5q-j9p4-3vxgPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-15276?
baserCMS before version 4.4.1 is vulnerable to Cross-Site Scripting. Arbitrary JavaScript may be executed by entering a crafted nickname in blog comments. The issue affects the blog comment component. It is fixed in version 4.4.1.
How severe is CVE-2020-15276?
CVE-2020-15276 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.99% probability of exploitation in the next 30 days.
How do I fix CVE-2020-15276?
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.
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Are you affected by CVE-2020-15276?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST