Acrel Electrical EEMS Enterprise Power Operation and Maintenance Cloud Platform upfile path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Acrel Electrical EEMS Enterprise Power Operation and Maintenance Cloud Platform 1.3.0. This affects an unknown part of the file /SubstationWEBV2/app/..;/main/upfile. The manipulation of the argument path leads to path traversal. This vulnerability is traded as CVE-2026-9550. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Acrel Electrical EEMS Enterprise Power Operation and Maintenance Cloud Platform 1.3.0. This issue affects some unknown processing of the file /SubstationWEBV2/app/..;/main/upfile. The manipulation of the argument path 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, integrity, and availability.

The advisory is shared at ucn9h68n9289.feishu.cn. The identification of this vulnerability is CVE-2026-9550. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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 ucn9h68n9289.feishu.cn. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

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: 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: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/26/2026 Advisory disclosed
05/26/2026 +0 days VulDB entry created
05/26/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: ucn9h68n9289.feishu.cn
Status: Not defined

CVE: CVE-2026-9550 (🔒)
GCVE (CVE): GCVE-0-2026-9550
GCVE (VulDB): GCVE-100-365609
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/26/2026 09:19
Changes: 05/26/2026 09:19 (57)
Complete: 🔍
Submitter: bigbrother_man
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #815455: Acrel Electric Co., Ltd. EEMS Enterprise Power Operation and Maintenance Cloud Platform 1.3.0 Unrestricted File Upload (by bigbrother_man)

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