VDB-351112 · Submit #770476 · CVE-2026-4200

glowxq glowxq-oj up to 6f7c723090472057252040fd2bbbdaa1b5ed2393 ProblemCaseController.java uploadTestcaseZipUrl server-side request forgery

Summaryinfo

A vulnerability was found in glowxq glowxq-oj up to 6f7c723090472057252040fd2bbbdaa1b5ed2393. It has been declared as critical. This vulnerability affects the function uploadTestcaseZipUrl of the file business/business-oj/src/main/java/com/glowxq/oj/problem/controller/ProblemCaseController.java. Executing a manipulation can lead to server-side request forgery. This vulnerability is tracked as CVE-2026-4200. The attack can be launched remotely. Moreover, an exploit is present. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability has been found in glowxq glowxq-oj up to 6f7c723090472057252040fd2bbbdaa1b5ed2393 and classified as critical. This vulnerability affects the function uploadTestcaseZipUrl of the file business/business-oj/src/main/java/com/glowxq/oj/problem/controller/ProblemCaseController.java. The manipulation with an unknown input leads to a server-side request forgery vulnerability. The CWE definition for the vulnerability is CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at fx4tqqfvdw4.feishu.cn. This vulnerability was named CVE-2026-4200. 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 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.

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

Productinfo

Vendor

glowxq

Name

glowxq-oj

Version

6f7c723090472057252040fd2bbbdaa1b5ed2393

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

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: Server-side request forgery
CWE: CWE-918
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

03/15/2026 Advisory disclosed
03/15/2026 +0 days VulDB entry created
03/15/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: fx4tqqfvdw4.feishu.cn
Status: Not defined

CVE: CVE-2026-4200 (🔒)
GCVE (CVE): GCVE-0-2026-4200
GCVE (VulDB): GCVE-100-351112
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/15/2026 09:41
Changes: 03/15/2026 09:41 (57)
Complete: 🔍
Submitter: xcxr
Cache ID: 216::103

Submitinfo

Accepted

Submit #770476: glowxq glowxq-oj 1.0.0 Server-Side Request Forgery (by xcxr)