TaleLin lin-cms-spring-boot book Endpoint BookController.java searchBook improper authorization

published 2026-09-24 last mo. modified 2026-09-29 last mo. also EUVD-2026-85779

cvss: 5.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 21%
public exploits: 0; none known

A vulnerability was identified in TaleLin lin-cms-spring-boot up to 0.2.1. Affected by this vulnerability is the function searchBook of the file src/main/java/io/github/talelin/latticy/controller/v1/BookController.java of the component book Endpoint. The manipulation leads to improper authorization. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

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CISA SSVC

Exploitation: Proof of concept is public
Automatable: yes
Technical impact: partial
Assessed: last mo. (2026-09-29)

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

github.com https://github.com/hhhh333/CVE/blob/main/Lin-CMS-%E6%9C%AA%E6%8E%88%E6%9D%833.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	6.9	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	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
CNA	3.0	5.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
CNA	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR
CNA	4.0	5.5	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
CNA	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

TaleLin lin-cms-spring-boot

Classification

Weakness

CWE-285 Improper Authorization
CWE-266 Incorrect Privilege Assignment

References

github.com /hhhh333/CVE/blob/main/Lin-CMS-%E6%9C%AA%E6%8E%88%E6%9D%833.md
exploit
vuldb.com /vuln/409080
vdb-entry, technical-description
vuldb.com /vuln/409080/cti
signature, permissions-required
vuldb.com /cve/CVE-2026-96882
third-party-advisory
vuldb.com /submit/906083
third-party-advisory

Sources

CVE List CVE-2026-96882
NVD CVE-2026-96882

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