CVE-2026-123676
xxyopen/201206030 novel Book Content Service BookServiceImpl.java BookServiceImpl.getBookContentAbout improper authorization
A vulnerability has been found in xxyopen/201206030 novel up to 3.5.0. This impacts the function BookServiceImpl.getBookContentAbout of the file src/main/java/io/github/xxyopen/novel/service/impl/BookServiceImpl.java of the component Book Content Service. Such manipulation of the argument chapterId leads to improper authorization. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 966c4bdde3521dc0a165d15a2acff66ee33eaaa7. Applying a patch is advised to resolve this issue.
Fixes and workarounds
Fix
The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.
Source: CNA: VulDBFix
The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.
Source: CNA: VulDBAffected products and versions
| Product | Versions | Authority |
|---|---|---|
| novel xxyopen |
3.0 (affected) 3.1 (affected) 3.2 (affected) 3.3 (affected) 3.4 (affected) 3.5.0 (affected) |
CNA: VulDB |
| novel 201206030 |
3.0 (affected) 3.1 (affected) 3.2 (affected) 3.3 (affected) 3.4 (affected) 3.5.0 (affected) |
CNA: VulDB |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 4.0 / 6.9 medium |
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P | CNA: VulDB |
| 3.1 / 5.3 medium |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C | CNA: VulDB |
| 3.0 / 5.3 medium |
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C | CNA: VulDB |
| 2.0 / 5.0 medium |
AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:OF/RC:C | CNA: VulDB |
| 4.0 / 5.5 medium |
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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 | NVD: [email protected] |
| 3.1 / 5.3 medium |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N | NVD: [email protected] |
| 2.0 / 5.0 medium |
AV:N/AC:L/Au:N/C:P/I:N/A:N | NVD: [email protected] |
Exploit evidence
- https://github.com/201206030/novel/pull/52
exploit · CNA: VulDB
References
- https://vuldb.com/vuln/431793CNA: VulDB · vdb-entry, technical-description
- https://vuldb.com/vuln/431793/ctiCNA: VulDB · signature, permissions-required
- https://vuldb.com/cve/CVE-2026-123676CNA: VulDB · third-party-advisory
- https://vuldb.com/submit/1033603CNA: VulDB · third-party-advisory
- https://github.com/201206030/novel/pull/52CNA: VulDB · exploit, issue-tracking, patch
- https://github.com/201206030/novel/commit/966c4bdde3521dc0a165d15a2acff66ee33eaaa7CNA: VulDB · patch
- https://github.com/201206030/novel/commit/966c4bdde3521dc0a165d15a2acff66ee33eaaa7[email protected]
- https://github.com/201206030/novel/pull/52[email protected]
- https://vuldb.com/cve/CVE-2026-123676[email protected]
- https://vuldb.com/submit/1033603[email protected]
- https://vuldb.com/vuln/431793[email protected]
- https://vuldb.com/vuln/431793/cti[email protected]
For agents and automation
Read public disclosures for free as Markdown or JSON. Compatible browsers also expose native WebMCP tools to search disclosures, read this page, and discover API access.
Use the ontology-linked Cyber API with x402 pay per request, or a Y2 Pro or Elite API key with the intel:cyber scope.
Endpoints and access details
https://api.y2.dev/api/v2/cyber/cveshttps://api.y2.dev/api/v2/cyber/cves/{cveId}
A workspace owner or admin can create a Pro or Elite API key. Send Authorization: Bearer <Y2_API_KEY> from your trusted agent runtime.
For x402, omit Authorization and read the HTTP 402 payment challenge before signing a retry. Public browser tools do not make payments.