CVE-2026-23255

In the Linux kernel, the following vulnerability has been resolved: net: add proper RCU protection to /proc/net/ptype Yin Fengwei reported an RCU stall in ptypeseqshow and provided a patch. Real issue is that ptypeseqnext and ptypeseqshow violate RCU rules. ptypeseqshow runs under rcureadlock, an...

GHSA-2HCP-GJRF-7FHC Micronaut Framework vulnerable to a Denial of Service in HTML error response caching

DefaultHtmlErrorResponseBodyProvider in io.micronaut:micronaut-http-server since 4.7.0 and until 4.10.7 used an unbounded ConcurrentHashMap cache with no eviction policy. If the application throws an exception whose message may be influenced by an attacker, for example, including request query...

Parse Server has a password reset token single-use bypass via concurrent requests

Impact The password reset mechanism does not enforce single-use guarantees for reset tokens. When a user requests a password reset, the generated token can be consumed by multiple concurrent requests within a short time window. An attacker who has intercepted a password reset token can race the...

GHSA-R3XQ-68WH-GWVH Parse Server has a password reset token single-use bypass via concurrent requests

Impact The password reset mechanism does not enforce single-use guarantees for reset tokens. When a user requests a password reset, the generated token can be consumed by multiple concurrent requests within a short time window. An attacker who has intercepted a password reset token can race the...

GHSA-57HQ-95W6-V4FC Devise has a confirmable "change email" race condition permits user to confirm email they have no access to

Impact A race condition in Devise's Confirmable module allows an attacker to confirm an email address they do not own. This affects any Devise application using the reconfirmable option the default when using Confirmable with email changes. By sending two concurrent email change requests, an...

PT-2026-26160

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.28 and 8.6.48, the password reset mechanism does not enforce single-use guarantees for reset tokens. When a user requests a password reset, the generated token can be...

PT-2026-25981

Impact A race condition in Devise's Confirmable module allows an attacker to confirm an email address they do not own. This affects any Devise application using the reconfirmable option the default when using Confirmable with email changes. By sending two concurrent email change requests, an...

Confirmable "change email" race condition permits user to confirm email they have no access to

Impact A race condition in Devise's Confirmable module allows an attacker to confirm an email address they do not own. This affects any Devise application using the reconfirmable option the default when using Confirmable with email changes. By sending two concurrent email change requests, an...

GHSA-PHC3-FGPG-7M6H Undici has Unbounded Memory Consumption in its DeduplicationHandler via Response Buffering that leads to DoS

Impact This is an uncontrolled resource consumption vulnerability CWE-400 that can lead to Denial of Service DoS. In vulnerable Undici versions, when interceptors.deduplicate is enabled, response data for deduplicated requests could be accumulated in memory for downstream handlers. An...

PT-2026-25244

Concurrent Execution using Shared Resource with Improper Synchronization 'Race Condition' vulnerability in Subrata Mal TeraWallet – For WooCommerce woo-wallet allows Leveraging Race Conditions.This issue affects TeraWallet – For WooCommerce: from n/a through = 1.5.15...

CVE-2026-2581

A flaw was found in Undici. When the interceptors.deduplicate feature is enabled, response data for deduplicated requests can accumulate in memory. A remote attacker, by sending large or chunked responses and concurrent identical requests from an untrusted endpoint, can exploit this uncontrolled...

CVE-2026-32242

CVE-2026-32242 affects Parse Server: the built-in OAuth2 adapter previously exported a singleton instance shared across all OAuth2 provider configurations. Under concurrent authentication requests for multiple providers configured with oauth2: true, a token validation could run against another pr...

CVE-2026-3904

A flaw was found in glibc. When calling NSS-backed functions that support caching via nscd, the nscd client under high load on x8664 systems may call the memcmp function on inputs that are concurrently modified by other processes or threads, causing a crash and resulting in a denial of service...

EUVD-2026-11160

Calling NSS-backed functions that support caching via nscd may call the nscd client side code and in the GNU C Library version 2.36 under high load on x8664 systems, the client may call memcmp on inputs that are concurrently modified by other processes or threads and crash. The nscd client in the...

CVE-2026-3904

Calling NSS-backed functions that support caching via nscd may call the nscd client side code and in the GNU C Library version 2.36 under high load on x8664 systems, the client may call memcmp on inputs that are concurrently modified by other processes or threads and crash. The nscd client in the...

CVE-2026-3904

Calling NSS-backed functions that support caching via nscd may call the nscd client side code and in the GNU C Library version 2.36 under high load on x8664 systems, the client may call memcmp on inputs that are concurrently modified by other processes or threads and crash. The nscd client in the...

CVE-2026-3904

Calling NSS-backed functions that support caching via nscd may call the nscd client side code and in the GNU C Library version 2.36 under high load on x8664 systems, the client may call memcmp on inputs that are concurrently modified by other processes or threads and crash. The nscd client in the...

CVE-2026-3904

The CVE-2026-3904 issue affects the GNU C Library (GLIBC) v2.36 on x86_64 where memcmp, used by an NSS-backed path accessing nscd client code, may operate on inputs concurrently modified by other threads. This undefined behavior could crash the nscd client and dependent applications. The vulnerab...

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

Overview sylius/sylius is a platform for PHP, based on Symfony framework. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition through a race condition in the promotion and coupon usage limit enforcement process. An attacker can redeem limited-use...

PT-2026-24675

Calling NSS-backed functions that support caching via nscd may call the nscd client side code and in the GNU C Library version 2.36 under high load on x86 64 systems, the client may call memcmp on inputs that are concurrently modified by other processes or threads and crash. The nscd client in th...