What’s Vulnerable › Vulnerabilities

CVE-2020-13121

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-05-16 · updated 2026-06-17
• Weakness: CWE-601

Description

Submitty through 20.04.01 has an open redirect via authentication/login?old= during an invalid login attempt.

Affected products

• Rcos Submitty: through 20.04.01

References

• https://github.com/Submitty/Submitty/issues/5265
• https://github.com/Submitty/Submitty/issues/5265

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