VDB-374517 · Submit #838838 · CVE-2026-13509

RAGapp up to 0.1.5 Knowledge File files.py FileHandler.upload_file/FileHandler.remove_file path traversal

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.7	$0-$5k	2.97

Summaryinfo

A vulnerability has been found in RAGapp up to 0.1.5 and classified as critical. Affected by this vulnerability is the function FileHandler.upload_file/FileHandler.remove_file of the file src/ragapp/backend/controllers/files.py of the component Knowledge File Handler. Performing a manipulation results in path traversal. This vulnerability is reported as CVE-2026-13509. The attack is possible to be carried out remotely. Moreover, an exploit is present. The pull request to fix this issue awaits acceptance.

Detailsinfo

A vulnerability classified as critical has been found in RAGapp up to 0.1.5. This affects the function FileHandler.upload_file/FileHandler.remove_file of the file src/ragapp/backend/controllers/files.py of the component Knowledge File Handler. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-13509. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1006 for this issue.

The exploit is shared for download at github.com. It is declared as proof-of-concept. The pull request to fix this issue awaits acceptance.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

RAGapp

Version

Website

Product: https://github.com/ragapp/ragapp/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/28/2026 Advisory disclosed
06/28/2026 +0 days VulDB entry created
06/28/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 293
Status: Not defined
Confirmation: 🔒

CVE: CVE-2026-13509 (🔒)
GCVE (CVE): GCVE-0-2026-13509
GCVE (VulDB): GCVE-100-374517
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/28/2026 08:28
Changes: 06/28/2026 08:28 (58)
Complete: 🔍
Submitter: Dem000000
Cache ID: 216::103

Submitinfo

Accepted

Submit #838838: RAGapp ragapp 0.1.5 and earlier; verified on commit f7f88892a92c110853dfa019f2c4a605a4a7b6f5 CWE-22 Improper Limitation of a Pathname to a Restricted Directo (by Dem000000)