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CVE-2021-3817

65
FAUCET Score

CVE-2021-3817 is a critical SQL Injection vulnerability (CWE-89) affecting WBCE CMS, specifically versions of wbce_cms. With a CVSS score of 9.8, this vulnerability allows an unauthenticated attacker to execute arbitrary SQL commands remotely, leading to full compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, public exploit code exists, demonstrating a known method for an admin password reset. The vulnerability has garnered significant community discussion, indicating awareness and potential for exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.5.2CPE matchmatch criteria
cpe:2.3:a:wbce:wbce_cms:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/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
3.0

Exploit Intelligence

EPSS Score
38.42%
Probability of exploitation in next 30 days
EPSS Percentile
98.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-50609 · Dec 20, 2021
This CVE's current EPSS score of 0.3842 is in the 96th percentile among its peer group of 36,835 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

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

packetstormsecurity.com / files/165377/WBCE-CMS-1.5.1-Admin-Password-Reset.html
ExploitThird Party AdvisoryVDB Entry
github.com / wbce/wbce_cms/commit/6ca63f0cad5f0cd606fdb69a372f09b7d238f1d7
PatchThird Party Advisory
huntr.dev / bounties/c330dc0d-220a-4b15-b785-5face4cf6ef7
ExploitPatchThird Party Advisory