Cyber Resilience

CVE-2024-33383

HighPublic PoC

Published: 30 April 2024

Published
30 April 2024
Modified
10 October 2025
KEV Added
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Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0027 50.4th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-33383 is a high-severity Authorization Bypass Through User-Controlled Key (CWE-639) vulnerability in Xxyopen Novel-Plus. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 49.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Arbitrary File Read vulnerability in novel-plus 4.3.0 and before allows a remote attacker to obtain sensitive information via a crafted GET request using the filePath parameter.

CWE(s)
CWE-639

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

xxyopen
novel-plus
≤ 4.3.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

AC-24 Access Control Decisions
addresses: CWE-639

Per-request decision making makes it harder to bypass authorization using user-controlled keys without proper validation in the decision process.

AC-3 Access Enforcement
addresses: CWE-639

Consistent enforcement of approved authorizations makes bypassing via user-controlled keys ineffective.

References