VDB-319372 · Submit #622421 · CVE-2025-8838

WinterChenS my-site up to 1f7525f15934d9d6a278de967f6ec9f1757738d8 Backend Interface /admin/ preHandle uri improper authentication ⚔ [Disputed]

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.
7.9	$0-$5k	0.00

Summaryinfo

A vulnerability was found in WinterChenS my-site up to 1f7525f15934d9d6a278de967f6ec9f1757738d8 and classified as critical. This impacts the function preHandle of the file /admin/ of the component Backend Interface. Executing a manipulation of the argument uri can lead to improper authentication. This vulnerability is tracked as CVE-2025-8838. The attack can be launched remotely. Moreover, an exploit is present. There are still doubts about whether this vulnerability truly exists. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The code maintainer responded to the issue that "[he] tried it, and using this link automatically redirects to the login page."

Detailsinfo

A vulnerability was found in WinterChenS my-site up to 1f7525f15934d9d6a278de967f6ec9f1757738d8. It has been declared as critical. This vulnerability affects the function preHandle of the file /admin/ of the component Backend Interface. The manipulation of the argument uri with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. 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-2025-8838. 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. The real existence of this vulnerability is still doubted at the moment. The code maintainer responded to the issue that "[he] tried it, and using this link automatically redirects to the login page."

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

WinterChenS

Name

my-site

Version

1f7525f15934d9d6a278de967f6ec9f1757738d8

Website

Product: https://github.com/WinterChenS/my-site/

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: 8.1
VulDB Meta Temp Score: 7.9

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

NVD Base Score: 9.8
NVD Vector: 🔒

CNA Base Score: 7.3
CNA Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
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

08/10/2025 Advisory disclosed
08/10/2025 +0 days VulDB entry created
09/11/2025 +32 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 97
Status: Not defined
Confirmation: 🔒
Disputed: 🔍

CVE: CVE-2025-8838 (🔒)
GCVE (CVE): GCVE-0-2025-8838
GCVE (VulDB): GCVE-100-319372
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/10/2025 13:25
Updated: 09/11/2025 19:14
Changes: 08/10/2025 13:25 (62), 09/11/2025 19:14 (41)
Complete: 🔍
Submitter: fushuling
Cache ID: 216::103

Submitinfo

Accepted

Submit #622421: WinterChenS my-site up to 1f7525f15934d9d6a278de967f6ec9f1757738d8 Incorrect Access Control (by fushuling)