CVE-2021-28121 — CRITICAL (9.8)

Q: What is CVE-2021-28121?

CVE-2021-28121 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Virtual Robots.txt before 1.10 does not block HTML tags in the robots.txt field.

Q: How severe is CVE-2021-28121?

CVE-2021-28121 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2021-28121?

Check the references section above for vendor advisories and patch information. Affected products include: Virtual Robots.Txt Project Virtual Robots.Txt.

Vulnerability Description

Virtual Robots.txt before 1.10 does not block HTML tags in the robots.txt field.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Virtual Robots.Txt Project	Virtual Robots.Txt	< 1.10

References

https://wordpress.org/plugins/pc-robotstxt/#developersRelease NotesVendor Advisory
https://wordpress.org/plugins/pc-robotstxt/#developersRelease NotesVendor Advisory

FAQ

What is CVE-2021-28121?

CVE-2021-28121 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Virtual Robots.txt before 1.10 does not block HTML tags in the robots.txt field.

How severe is CVE-2021-28121?

CVE-2021-28121 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-28121?

Check the references section above for vendor advisories and patch information. Affected products include: Virtual Robots.Txt Project Virtual Robots.Txt.