CVE-2023-45826 — CVE & Security Advisory Radar

🎯 CVE-2023-45826 MEDIUM 6.5 🔥 EPSS 1.9% 🧪 PoC 🇪🇺 EUVD

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CVE-2023-45826 | 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 w

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.

Klassifikation & Betroffenheit:

Leantime Leantime < 2.4-beta-4Leantime < 2.4-beta-4leantime leantime *leantime leantime 2.4

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') 🎯 High

The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as…

🛡️ Empfohlene Mitigation: Use a vetted library or framework that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid [REF-1482]. For example, consider using persistence layers such as Hibernate or Enterprise Java Beans, which can provide significant protection against SQL injection if used proper…

Vollständige Definition bei MITRE ➔

⚔️ Typische Angriffsmuster (CAPEC):

CAPEC-7 · Blind SQL Injection (High) CAPEC-66 · SQL Injection (High) CAPEC-108 · Command Line Execution through SQL Injec… (Very High) CAPEC-109 · Object Relational Mapping Injection (High) CAPEC-110 · SQL Injection through SOAP Parameter Tam… (Very High) CAPEC-470 · Expanding Control over the Operating Sys… (Very High)

🧩 Ähnliche Schwachstellen (Hersteller/Klasse/Score-Band):

CVE-2026-66412 7.1 CVE-2026-66414 5.1

🩹 Patch verfügbar (OSV):

🩹 2746cfec0bf7ca6a5ff5e8b744bf8dbdee83b0e2 (Commit) 🩹 be75f1e0f311d11c00a0bdc7079a62eef3594bf0 (Commit)

📚 Referenzen & Quellen:

🇪🇺 Original-Eintrag (ENISA EUVD) 🇺🇸 NVD-Eintrag

Ausnutzungs-Zeitleiste:

Reserviert 2023

Veröffentlicht 10/2023

Heute 12.09.

CVSS-Vektor-Analyse: 6.5

AV · Angriffsvektor Netzwerk

AC · Komplexität Gering

PR · Privilegien Gering

UI · Interaktion Keine

S · Scope Unverändert

C · Vertraulichkeit Hoch

I · Integrität Keine

A · Verfügbarkeit Keine

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

Veröffentlicht:19.10.2023

Aktualisiert:17.06.2026 06:29

Assigner (CNA):GitHub_M

EUVD-ID:EUVD-2023-50097

Quellen: 🇪🇺 EUVD-Datenbank (ENISA) + 🇺🇸 NVD-Anreicherung · 24-h-Cache

CWE-89: SQL Injection ✓ Offizieller Patch / Advisory verfügbar

💡 Gegenmaßnahme: Sicherheits-Update des Herstellers zeitnah einspielen und Netzwerksegmentierung prüfen.

Tier	2026-08-29	2026-09-11
≥90 %	4	0
≥50 %	4	0
≥10 %	3	0
<10 %	304	300

6.5 MEDIUM

🇪🇺 EUVD

EPSS

1.9%

CVE-2023-45826 🌐 Netzwerk (Remote) 🔑 Geringe Nutzerrechte nötig

🧪 Leantime

CVE-2023-45826 | 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 w

CWE-89: SQL Injection ✓ Offizieller Patch / Advisory verfügbar

💡 Gegenmaßnahme: Sicherheits-Update des Herstellers zeitnah einspielen und Netzwerksegmentierung prüfen.

19.10.2023

🛡️ Details ➔

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