CVE-2020-21038

Name: CVE-2020-21038
Creator: NVD / NIST
Published: 2023-05-08T14:15:10.283+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.46%

Last modified Jun 17, 2026

CVE-2020-21038 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Open redirect vulnerability in typecho 1.1-17.10.30-release via the referer parameter to Login.php.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

Open redirect vulnerability in typecho 1.1-17.10.30-release via the referer parameter to Login.php.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.46%

36.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Typecho	Typecho	1.1-17.10.30

References

https://github.com/typecho/typechoProduct
https://github.com/typecho/typecho/issues/952Exploit
https://github.com/typecho/typechoProduct
https://github.com/typecho/typecho/issues/952Exploit

Timeline

Published: May 8, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-21038?

Open redirect vulnerability in typecho 1.1-17.10.30-release via the referer parameter to Login.php.

How severe is CVE-2020-21038?

CVE-2020-21038 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2020-21038?

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.

Are you affected by CVE-2020-21038?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST