CVE-2021-47788

Name: CVE-2021-47788
Creator: NVD / NIST
Published: 2026-01-16T00:16:22.263+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.7/10EPSS 0.87%

Last modified Jun 17, 2026

CVE-2021-47788 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. WebsiteBaker 2.13.0 contains an authenticated remote code execution vulnerability that allows users with language editing permissions to execute arbitrary code. Attackers can exploit the language installation endpoint by manipulating language installation parameters to achieve remote code execution on the server.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.

Description

WebsiteBaker 2.13.0 contains an authenticated remote code execution vulnerability that allows users with language editing permissions to execute arbitrary code. Attackers can exploit the language installation endpoint by manipulating language installation parameters to achieve remote code execution on the server.

Metrics

CVSS 3.1

8.8/10

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

CVSS 4.0

8.7/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.87%

54.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Websitebaker	Websitebaker	2.13.0

References

https://websitebaker.org/Product
https://www.exploit-db.com/exploits/50310Exploit, VDB Entry
https://www.vulncheck.com/advisories/websitebaker-remote-code-execution-rce-authenticatedThird Party Advisory
https://www.exploit-db.com/exploits/50310Exploit, VDB Entry

Timeline

Published: Jan 16, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2021-47788?

How severe is CVE-2021-47788?

CVE-2021-47788 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.

How do I fix CVE-2021-47788?

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-2021-47788?

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

Scan your code now

Source: NVD / NIST