CWE-367
Time-of-check Time-of-use (TOCTOU) Race Condition
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)
Related attack patterns (CAPEC)
CAPEC-27 · CAPEC-29
CVEs mapped to this weakness (840)
page 38 of 42| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-22281 | Low | 0.23 | 3.5 | 0.00 | Jan 22, 2026 | 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-2026-19079 | Med | 0.22 | 4.4 | 0.00 | Aug 7, 2026 | 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-2026-35376 | Med | 0.22 | 4.5 | 0.00 | Apr 22, 2026 | 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-2026-34224 | Med | 0.22 | 4.4 | 0.00 | Mar 31, 2026 | 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-2026-28671 | Low | 0.21 | 3.3 | 0.00 | Sep 8, 2026 | In updateInternal of MediaProvider.java, there is a possible expose contents of files due to a race condition. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. | ||
| CVE-2026-25738 | Med | 0.21 | 4.3 | 0.00 | Feb 19, 2026 | 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-2025-46415 | Low | 0.21 | 3.2 | 0.00 | Jun 27, 2025 | 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-2025-0759 | Low | 0.21 | 3.3 | 0.00 | Feb 27, 2025 | IBM EntireX 11.1 could allow a local user to unintentionally modify data timestamp integrity due to improper shared resource synchronization. | ||
| CVE-2023-20521 | Low | 0.21 | 3.3 | 0.00 | Nov 14, 2023 | 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-2026-93380 | Low | 0.20 | 3.1 | 0.00 | Sep 17, 2026 | Race condition in FileSystem in Google Chrome prior to 153.0.8010.52 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium) | ||
| CVE-2026-91708 | Low | 0.20 | 3.1 | 0.00 | Sep 15, 2026 | Race condition in Network in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High) | ||
| CVE-2026-87517 | Low | 0.20 | 3.1 | 0.00 | Sep 9, 2026 | Race condition in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: High) | ||
| CVE-2026-82238 | Low | 0.20 | 3.1 | 0.00 | Aug 28, 2026 | filebrowser from version 2.24.0 contains a race condition in the TUS upload handler that allows authenticated users to write past the declared Upload-Length by sending concurrent PATCH requests. Attackers can send multiple simultaneous PATCH requests at the same offset to bypass… | ||
| CVE-2026-78894 | Low | 0.20 | 3.1 | 0.00 | Aug 25, 2026 | Race condition in Payments in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium) | ||
| CVE-2026-49262 | Low | 0.20 | 3.0 | 0.00 | Aug 12, 2026 | 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-2026-32602 | Med | 0.20 | 4.2 | 0.00 | Apr 6, 2026 | 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-2026-20796 | Low | 0.20 | 3.1 | 0.00 | Feb 13, 2026 | 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-2026-1035 | Low | 0.20 | 3.1 | 0.00 | Jan 21, 2026 | 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-2025-46336 | Med | 0.20 | 4.2 | 0.00 | May 8, 2025 | 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-2025-32441 | Med | 0.20 | 4.2 | 0.00 | May 7, 2025 | 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… |
- 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…
- 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…
- 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…
- 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…
- risk 0.21cvss 3.3epss 0.00
In updateInternal of MediaProvider.java, there is a possible expose contents of files due to a race condition. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
- 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…
- 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.
- 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.
- 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.
- risk 0.20cvss 3.1epss 0.00
Race condition in FileSystem in Google Chrome prior to 153.0.8010.52 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)
- risk 0.20cvss 3.1epss 0.00
Race condition in Network in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)
- risk 0.20cvss 3.1epss 0.00
Race condition in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: High)
- risk 0.20cvss 3.1epss 0.00
filebrowser from version 2.24.0 contains a race condition in the TUS upload handler that allows authenticated users to write past the declared Upload-Length by sending concurrent PATCH requests. Attackers can send multiple simultaneous PATCH requests at the same offset to bypass…
- risk 0.20cvss 3.1epss 0.00
Race condition in Payments in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
- 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…
- 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…
- 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:…
- 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…
- 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…
- 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…