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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-41100

17
FAUCET Score

CVE-2023-41100 describes a vulnerability in the hcaptcha extension (version prior to 2.1.2) for TYPO3, specifically affecting the hcaptcha_for_ext_form_project. This flaw allows attackers to bypass CAPTCHA checks because the extension fails to verify if the required captcha field is submitted, enabling unauthorized form submissions. Rated as Medium severity (CVSS 5.3), it presents a low-complexity network attack with no user interaction, potentially leading to limited integrity impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.1.2CPE matchmatch criteria
cpe:2.3:a:hcaptcha_for_ext\:form_project:hcaptcha_for_ext\:form:*:*:*:*:*:typo3:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.52%
Probability of exploitation in next 30 days
EPSS Percentile
40.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0052 is in the 26th percentile among its peer group of 23,723 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (1)

composerpatch availablevia ghsa
Product: waldhacker/hcaptchaFixed in: 2.1.2

Vendor Advisories (1)

composerGHSA-93wx-j2qv-49fgmedium

hCaptcha for EXT:form Broken Access Control vulnerability

Aug 23, 2023

References

typo3.org / security/advisory/typo3-ext-sa-2023-007
PatchVendor Advisory