Omnispace Agora Project up to 26.10.0 CSV Import VuePersonsImportExport.php Txt::utf8Encode cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.22+

Summaryinfo

A vulnerability categorized as problematic has been discovered in Omnispace Agora Project up to 26.10.0. Impacted is the function Txt::utf8Encode of the file VuePersonsImportExport.php of the component CSV Import. Executing a manipulation can lead to cross site scripting. This vulnerability is registered as CVE-2026-63166. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Omnispace Agora Project up to 26.10.0. It has been declared as problematic. This vulnerability affects the function Txt::utf8Encode of the file VuePersonsImportExport.php of the component CSV Import. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

Omnispace Agora Project through 26.10.0 contains a stored cross-site scripting vulnerability that allows attackers to inject malicious HTML markup by controlling imported directory data or an uploaded CSV file, as values are rendered into table cell text and value attributes after only Txt::utf8Encode() with no HTML escaping in VuePersonsImportExport.php. Attackers can craft a CSV cell containing an attribute-breakout payload that is rendered verbatim and executed in the browser of the administrator performing the import, leading to arbitrary script execution in the administrative context.

The advisory is shared for download at akailabs.fr. This vulnerability was named CVE-2026-63166 since 07/15/2026. The exploitation appears to be easy. The attack can be initiated remotely. The exploitation requires an enhanced level of successful authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

By approaching the search of inurl:VuePersonsImportExport.php it is possible to find vulnerable targets with Google Hacking.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

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: 4.2
VulDB Meta Temp Score: 4.2

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.1
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Google Hack: 🔒
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

07/15/2026 CVE reserved
11/13/2026 +121 days Advisory disclosed
11/13/2026 +0 days VulDB entry created
11/13/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: akailabs.fr
Status: Not defined

CNA: VulnCheck
CVE: CVE-2026-63166 (🔒)

GCVE (CVE): GCVE-0-2026-63166
GCVE (VulDB): GCVE-100-437200

Entryinfo

Created: 11/13/2026 18:27
Changes: 11/13/2026 18:27 (76)
Complete: 🔍
Cache ID: 216::103

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