rymcu forest up to 0.0.5 User Profile UserInfoController.java updateUserInfo cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.0$0-$5k0.65

Summaryinfo

A vulnerability was found in rymcu forest up to 0.0.5. It has been classified as problematic. This vulnerability affects the function updateUserInfo of the file - src/main/java/com/rymcu/forest/web/api/user/UserInfoController.java of the component User Profile Handler. This manipulation causes cross site scripting. This vulnerability is tracked as CVE-2026-2947. The attack is possible to be carried out remotely. Moreover, an exploit is present. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in rymcu forest up to 0.0.5. It has been declared as problematic. Affected by this vulnerability is the function updateUserInfo of the file - src/main/java/com/rymcu/forest/web/api/user/UserInfoController.java of the component User Profile Handler. 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.

The advisory is shared at fx4tqqfvdw4.feishu.cn. This vulnerability is known as CVE-2026-2947. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

It is possible to download the exploit at fx4tqqfvdw4.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.

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Productinfo

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: 4.1
VulDB Meta Temp Score: 4.0

VulDB Base Score: 3.5
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔒

CNA Base Score: 3.5
CNA Vector: 🔒

CVSSv2info

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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: 🔒
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

02/21/2026 Advisory disclosed
02/21/2026 +0 days VulDB entry created
02/27/2026 +6 days VulDB entry last update

Sourcesinfo

Advisory: fx4tqqfvdw4.feishu.cn
Status: Not defined

CVE: CVE-2026-2947 (🔒)
GCVE (CVE): GCVE-0-2026-2947
GCVE (VulDB): GCVE-100-347317
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/21/2026 18:47
Updated: 02/27/2026 14:48
Changes: 02/21/2026 18:47 (57), 02/23/2026 04:52 (30), 02/27/2026 14:48 (12)
Complete: 🔍
Submitter: xcxr
Cache ID: 216:11F:103

Submitinfo

Accepted

  • Submit #755039: forest forest <= 0.0.5 Improper Neutralization of Alternate XSS Syntax (by xcxr)

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