Business logic vulnerabilities

The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, a business logic vulnerability allows authenticated students to improperly mark themselves as present in attendance activities, including activities that have already expired, by directly accessing a crafted URL. This issue has been patched in version 4.2.

A vulnerability was identified in Bdtask Bhojon All-In-One Restaurant Management System up to 20260116. The impacted element is an unknown function of the file /hungry/addtocart of the component Add-to-Cart Submission Endpoint. The manipulation of the argument price/allprice leads to business logic errors. The attack can be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

A flaw was found in the keycloak-services component of Keycloak. This vulnerability allows the issuance of access and refresh tokens for disabled users, leading to unauthorized use of previously revoked privileges, via a business logic vulnerability in the Token Exchange implementation when a privileged client invokes the token exchange flow.

Exposure of sensitive information to an unauthorized actor in Desktop Windows Manager allows an authorized attacker to disclose information locally.

A pre-authentication remote code execution vulnerability exists in React Server Components versions 19.0.0, 19.1.0, 19.1.1, and 19.2.0 including the following packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes payloads from HTTP requests to Server Function endpoints.

A vulnerability was identified in linlinjava litemall up to 1.8.0. Affected by this vulnerability is an unknown functionality of the file /admin/config/express of the component Business Logic Handler. The manipulation of the argument litemall_express_freight_min leads to business logic errors. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

A business logic vulnerability in the Up2Date component of Sophos Firewall older than version 21.0 MR1 (20.0.1) can lead to attackers controlling the firewall’s DNS environment to achieve remote code execution.

Booking logic flaw in Easy!Appointments v1.5.1 allows unauthenticated attackers to create appointments with excessively long durations, causing a denial of service by blocking all future booking availability.

nopCommerce through 4.90.1 does not offer locking for order placement. Thus there is a race condition with duplicate redeeming of gift cards.

Adobe Commerce versions 2.4.8-beta1, 2.4.7-p3, 2.4.6-p8, 2.4.5-p10, 2.4.4-p11 and earlier are affected by a Business Logic Error vulnerability that could result in a security feature bypass. An attacker could exploit this vulnerability to circumvent intended security mechanisms by manipulating the logic of the application's operations causing limited data modification. Exploitation of this issue does not require user interaction.

A business logic vulnerability exists in the Add to Cart function of itsourcecode Agri-Trading Online Shopping System 1.0, which allows remote attackers to manipulate the quant parameter when adding a product to the cart. By setting the quantity value to -0, an attacker can exploit a flaw in the application's total price calculation logic. This vulnerability causes the total price to be reduced to zero, allowing the attacker to add items to the cart and proceed to checkout.

A vulnerability classified as problematic was found in SourceCodester Online Mobile Management Store 1.0. Affected by this vulnerability is an unknown functionality of the component Product Price Handler. The manipulation of the argument quantity with the input -1 leads to business logic errors. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-255583.

Business Logic Errors in GitHub repository answerdev/answer prior to 1.0.6.

Authentication Bypass by Capture-replay in GitHub repository answerdev/answer prior to 1.0.6.

Business Logic Errors in GitHub repository ikus060/rdiffweb prior to 2.5.5.