CVE-2023-45826

MEDIUM NUCLEI

Leantime < 2.4 - Authenticated SQL Injection via userId Parameter

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2023-45826 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

Description

Leantime is an open source project management system. A 'userId' variable in `app/domain/files/repositories/class.files.php` is not parameterized. An authenticated attacker can send a carefully crafted POST request to `/api/jsonrpc` to exploit an SQL injection vulnerability. Confidentiality is impacted as it allows for dumping information from the database. This issue has been addressed in version 2.4-beta-4. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Nuclei Templates (1)

Leantime < 2.4 - Authenticated SQL Injection
MEDIUMVERIFIEDby iamnoooob,rootxharsh,pdresearch
Shodan: title:"Leantime"

References (2)

Core 2

Scores

CVSS v3 6.5
EPSS 0.0186
EPSS Percentile 76.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-89
Status published
Products (2)
leantime/leantime 2.4 (4 CPE variants)
leantime/leantime < 2.4
Published Oct 19, 2023
Tracked Since Feb 18, 2026