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CVE-2021-24370

69
FAUCET Score

CVE-2021-24370 is a critical arbitrary file upload vulnerability affecting the Fancy Product Designer WordPress plugin versions prior to 4.6.9, allowing unauthenticated attackers to achieve remote code execution. With a CVSS score of 9.8 (CRITICAL), it presents a severe risk due to its network-based attack vector, low complexity, and high impact on confidentiality, integrity, and availability. While not listed in CISA KEV, this vulnerability has a very high EPSS score, indicating a significant likelihood of exploitation, and has been actively exploited in the wild, as evidenced by media coverage and the availability of Nuclei templates. Community discussion is also notably high, reflecting widespread awareness and concern.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.6.9CPE matchmatch criteria
cpe:2.3:a:radykal:fancy_product_designer:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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 Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
47.09%
Probability of exploitation in next 30 days
EPSS Percentile
98.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2021-24370 · Oct 2, 2021
This CVE's current EPSS score of 0.4709 is in the 96th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

lists.openwall.net / full-disclosure/2020/11/17/2
ExploitMailing ListThird Party Advisory
seclists.org / fulldisclosure/2020/Nov/30
ExploitMailing ListThird Party Advisory
wpscan.com / vulnerability/82c52461-1fdc-41e4-9f51-f9dd84962b38
ExploitThird Party Advisory
secpod.com / blog/critical-zero-day-flaw-actively-exploited-in-wordpress-fancy-product-designer-plugin
ExploitThird Party Advisory
wordfence.com / blog/2021/06/critical-0-day-in-fancy-product-designer-under-active-attack
ExploitThird Party Advisory