VYPR

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

BaseIncompleteLikelihood: Medium

Description

The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check.

Hierarchy (View 1000)

Parents

Children

Related attack patterns (CAPEC)

CAPEC-27 · CAPEC-29

CVEs mapped to this weakness (741)

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  • CVE-2025-24430LowFeb 11, 2025
    risk 0.24cvss 3.7epss 0.00

    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 Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability that could result in a security feature bypass. An attacker could exploit this race condition to alter a…

  • CVE-2024-49998MedOct 21, 2024
    risk 0.24cvss 4.7epss 0.00

    In the Linux kernel, the following vulnerability has been resolved: net: dsa: improve shutdown sequence Alexander Sverdlin presents 2 problems during shutdown with the lan9303 driver. One is specific to lan9303 and the other just happens to reproduce there. The first problem…

  • CVE-2023-37867LowNov 30, 2023
    risk 0.24cvss 3.7epss 0.00

    Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in YetAnotherStarsRating.Com YASR – Yet Another Star Rating Plugin for WordPress.This issue affects YASR – Yet Another Star Rating Plugin for WordPress: from n/a through 3.3.8.

  • CVE-2022-23653MedFeb 23, 2022
    risk 0.24cvss 4.7epss 0.00

    B2 Command Line Tool is the official command line tool for the backblaze cloud storage service. Linux and Mac releases of the B2 command-line tool version 3.2.0 and below contain a key disclosure vulnerability that, in certain conditions, can be exploited by local attackers…

  • CVE-2022-23651MedFeb 23, 2022
    risk 0.24cvss 4.7epss 0.00

    b2-sdk-python is a python library to access cloud storage provided by backblaze. Linux and Mac releases of the SDK version 1.14.0 and below contain a key disclosure vulnerability that, in certain conditions, can be exploited by local attackers through a time-of-check-time-of-use…

  • CVE-2019-15126LowFeb 5, 2020
    risk 0.24cvss 3.1epss 0.07

    An issue was discovered on Broadcom Wi-Fi client devices. Specifically timed and handcrafted traffic can cause internal errors (related to state transitions) in a WLAN device that lead to improper layer 2 Wi-Fi encryption with a consequent possibility of information disclosure…

  • CVE-2026-22281LowJan 22, 2026
    risk 0.23cvss 3.5epss 0.00

    Dell PowerScale OneFS, versions 9.5.0.0 through 9.5.1.5, versions 9.6.0.0 through 9.7.1.10, versions 9.8.0.0 through 9.10.1.3, versions starting from 9.11.0.0 and prior to 9.13.0.0, contains a Time-of-check Time-of-use (TOCTOU) race condition vulnerability. A low privileged…

  • CVE-2026-19079MedAug 7, 2026
    risk 0.22cvss 4.4epss 0.00

    A TOCTOU (Time-of-Check-Time-of-Use) race condition vulnerability was found in the fixfiles script in policycoreutils. When running fixfiles relabel or fixfiles restore, the script used find and chcon commands to locate and relabel unlabeled files under /tmp and other…

  • CVE-2026-35376MedApr 22, 2026
    risk 0.22cvss 4.5epss 0.00

    A Time-of-Check to Time-of-Use (TOCTOU) vulnerability exists in the chcon utility of uutils coreutils during recursive operations. The implementation resolves recursive targets using a fresh path lookup (via fts_accpath) rather than binding the traversal and label application to…

  • CVE-2026-34224MedMar 31, 2026
    risk 0.22cvss 4.4epss 0.00

    Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.64 and 9.7.0-alpha.8, an attacker who possesses a valid authentication provider token and a single MFA recovery code or SMS one-time password can create…

  • CVE-2026-25738MedFeb 19, 2026
    risk 0.21cvss 4.3epss 0.00

    Indico is an event management system that uses Flask-Multipass, a multi-backend authentication system for Flask. Versions prior to 3.3.10 are vulnerable to server-side request forgery. Indico makes outgoing requests to user-provides URLs in various places. This is mostly…

  • CVE-2025-46415LowJun 27, 2025
    risk 0.21cvss 3.2epss 0.00

    A race condition in the Nix, Lix, and Guix package managers allows the removal of content from arbitrary folders. This affects Nix before 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix before 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

  • CVE-2025-0759LowFeb 27, 2025
    risk 0.21cvss 3.3epss 0.00

    IBM EntireX 11.1 could allow a local user to unintentionally modify data timestamp integrity due to improper shared resource synchronization.

  • CVE-2023-20521LowNov 14, 2023
    risk 0.21cvss 3.3epss 0.00

    TOCTOU in the ASP Bootloader may allow an attacker with physical access to tamper with SPI ROM records after memory content verification, potentially leading to loss of confidentiality or a denial of service.

  • CVE-2026-49262LowAug 12, 2026
    risk 0.20cvss 3.0epss 0.00

    In the Aimeos Pagible content management system prior to version 0.10.4, the administrative proxy route (`cmsproxy`) is vulnerable to a Server-Side Request Forgery (SSRF) attack via DNS Rebinding. A Time-of-Check to Time-of-Use (TOCTOU) race condition exists between the URL…

  • CVE-2026-32602MedApr 6, 2026
    risk 0.20cvss 4.2epss 0.00

    Homarr is an open-source dashboard. Prior to 1.57.0, the user registration endpoint (/api/trpc/user.register) is vulnerable to a race condition that allows an attacker to create multiple user accounts from a single-use invite token. The registration flow performs three…

  • CVE-2026-20796LowFeb 13, 2026
    risk 0.20cvss 3.1epss 0.00

    Mattermost versions 10.11.x <= 10.11.9 fail to properly validate channel membership at the time of data retrieval which allows a deactivated user to learn team names they should not have access to via a race condition in the /common_teams API endpoint.. Mattermost Advisory ID:…

  • CVE-2026-1035LowJan 21, 2026
    risk 0.20cvss 3.1epss 0.00

    A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not…

  • CVE-2025-46336MedMay 8, 2025
    risk 0.20cvss 4.2epss 0.00

    Rack::Session is a session management implementation for Rack. In versions starting from 2.0.0 to before 2.1.1, when using the Rack::Session::Pool middleware, and provided the attacker can acquire a session cookie (already a major issue), the session may be restored if the…

  • CVE-2025-32441MedMay 7, 2025
    risk 0.20cvss 4.2epss 0.00

    Rack is a modular Ruby web server interface. Prior to version 2.2.14, when using the `Rack::Session::Pool` middleware, simultaneous rack requests can restore a deleted rack session, which allows the unauthenticated user to occupy that session. Rack session middleware prepares…