VDB-344933 · Submit #752763 · CVE-2026-2216

rachelos WeRSS we-mp-rss up to 1.4.8 apis/tools.py download_export_file filename 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.
4.1	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in rachelos WeRSS we-mp-rss up to 1.4.8. The affected element is the function download_export_file of the file apis/tools.py. The manipulation of the argument filename leads to path traversal. This vulnerability is listed as CVE-2026-2216. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in rachelos WeRSS we-mp-rss up to 1.4.8. It has been rated as problematic. This issue affects the function download_export_file of the file apis/tools.py. The manipulation of the argument filename with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality.

The advisory is shared at notion.so. The identification of this vulnerability is CVE-2026-2216. The exploitation is known to be easy. The attack may be initiated remotely. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1006 for this issue.

The exploit is available at notion.so. It is declared as proof-of-concept.

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

Vendor

rachelos

Name

WeRSS we-mp-rss

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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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: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

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

02/08/2026 Advisory disclosed
02/08/2026 +0 days VulDB entry created
02/09/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: notion.so
Status: Not defined

CVE: CVE-2026-2216 (🔒)
GCVE (CVE): GCVE-0-2026-2216
GCVE (VulDB): GCVE-100-344933
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/08/2026 09:37
Updated: 02/09/2026 08:53
Changes: 02/08/2026 09:37 (56), 02/09/2026 08:53 (30)
Complete: 🔍
Submitter: din4
Cache ID: 216::103

Submitinfo

Accepted

Submit #752763: rachelos WeRSS WeRSS<=1.4.8 Pathname Traversal (by din4)