CVE-2020-11561
HIGHCVSS 8.8/10EPSS 2.21%
Last modified
CVE-2020-11561 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In NCH Express Invoice 7.25, an authenticated low-privilege user can enter a crafted URL to access higher-privileged functionalities such as the "Add New Item" screen.. EPSS estimates a 2.21% chance of exploitation in the next 30 days.
Description
In NCH Express Invoice 7.25, an authenticated low-privilege user can enter a crafted URL to access higher-privileged functionalities such as the "Add New Item" screen.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nchsoftware | Express Invoice | 7.25 |
References
- https://tejaspingulkar.blogspot.comThird Party Advisory
- https://tejaspingulkar.blogspot.com/2020/03/cve-cve-2020-11561-title-escalation-via.htmlExploit, Third Party Advisory
- https://youtu.be/-i2KtBgO3KwExploit, Third Party Advisory
- https://tejaspingulkar.blogspot.comThird Party Advisory
- https://tejaspingulkar.blogspot.com/2020/03/cve-cve-2020-11561-title-escalation-via.htmlExploit, Third Party Advisory
- https://youtu.be/-i2KtBgO3KwExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-11561?
In NCH Express Invoice 7.25, an authenticated low-privilege user can enter a crafted URL to access higher-privileged functionalities such as the "Add New Item" screen.
How severe is CVE-2020-11561?
CVE-2020-11561 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.21% probability of exploitation in the next 30 days.
How do I fix CVE-2020-11561?
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-2020-11561?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST