vastsa FileCodeBox up to 2.3 Pickup Limit apps/base/views.py update_file_usage race condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k2.08+

Summaryinfo

A vulnerability was found in vastsa FileCodeBox up to 2.3. It has been declared as critical. This issue affects the function update_file_usage of the file apps/base/views.py of the component Pickup Limit Handler. Executing a manipulation can lead to race condition. This vulnerability is registered as CVE-2026-82543. It is possible to launch the attack remotely. Furthermore, an exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in vastsa FileCodeBox up to 2.3. It has been declared as critical. This vulnerability affects the function update_file_usage of the file apps/base/views.py of the component Pickup Limit Handler. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-82543. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

Upgrading to version 2.5.0 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 8d7d856c62d73badd0797eb4daec8d2ff10a403a is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

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

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: FileCodeBox 2.5.0
Patch: 8d7d856c62d73badd0797eb4daec8d2ff10a403a

Timelineinfo

08/29/2026 Advisory disclosed
08/29/2026 +0 days VulDB entry created
08/29/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 482
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-82543 (🔒)
GCVE (CVE): GCVE-0-2026-82543
GCVE (VulDB): GCVE-100-397060
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/29/2026 19:52
Changes: 08/29/2026 19:52 (63)
Complete: 🔍
Submitter: Galaxyn
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #891416: vastsa FileCodeBox 2.0.0-dev (main branch, ~2026-06-19) CWE-362 (Race Condition — TOCTOU) + CWE-840 (Business Logic Erro (by Galaxyn)

Once again VulDB remains the best source for vulnerability data.

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