CVE-2026-15187: Improperly Controlled Modification of Object Prototype Attributes

A security flaw has been discovered in enquirer up to 2.4.1. Affected is the function Enquirer.set of the component Public Package API. The manipulation of the argument question.name results in improperly controlled modification of object prototype attributes. The attack can be launched remotely...

CVE-2026-15195: Improperly Controlled Modification of Object Prototype Attributes

A weakness has been identified in apidevtools json-schema-ref-parser up to 15.3.5. This impacts the function Refs.set/Pointer.set in the library lib/pointer.ts. Executing a manipulation can lead to improperly controlled modification of object prototype attributes. The attack can be launched...

PT-2026-56815

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.61 n8n versions prior to 2.27.4 n8n versions prior to 2.28.1 Description An authenticated user with workflow:create permissions can perform prototype pollution by saving, updating, or importing a specially crafted...

JetBrains YouTrack < 2026.2.16593 Multiple Vulnerabilities

The version of JetBrains YouTrack installed on the remote host is prior to 2026.2.16593. It is, therefore, affected by multiple vulnerabilities, including: - The websandbox bridge was vulnerable to a prototype pollution attack. CVE-2026-57926 - Improper access control allowed reading users' priva...

TencentOS Server 4: grafana (TSSA-2026:0525)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0525 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

@0xtender/events-schema-generator (>=0.0.4, <=0.2.11), @11ty/eleventy (3.0.0-alpha.16) +176 more potentially affected by CVE-2026-55575 via liquidjs (>=10.2.0, <=10.27.0)

liquidjs NPM version =10.2.0, =0.0.4, =0.6.0, =0.4.0, =0.1.0, =0.0.0, =0.5.5, =0.0.1-alpha.0, =0.0.1-alpha.0, =0.0.1-alpha.2, =0.0.1-alpha.0, =0.0.1-alpha.2, =0.0.1-alpha.0, =0.8.0, =0.31.16 - @altipla/directus-sdk-utils 0.7.2 and more Source cves: CVE-2026-55575 Source advisory:...

@aoagents/ao (>=0.9.0-nightly-37d3a86d6de2bbeacfa7ad9050773dc7a8702180, <=0.10.1-nightly-249c67046d14809943d228b01eefedb10821e5dc), @aoagents/ao-cli (>=0.9.0-nightly-37d3a86d6de2bbeacfa7ad9050773dc7a8702180, <=0.10.1-nightly-249c67046d14809943d228b01eefedb10821e5dc) +82 more potentially affected by CVE-2026-59807 via @composio/core (>=0.1.0-rc.3, <=0.13.1)

@composio/core NPM version =0.1.0-rc.3, =0.9.0-nightly-37d3a86d6de2bbeacfa7ad9050773dc7a8702180, =0.9.0-nightly-37d3a86d6de2bbeacfa7ad9050773dc7a8702180, =0.9.0-nightly-37d3a86d6de2bbeacfa7ad9050773dc7a8702180, =0.0.2, =1.0.0, =0.1.0-rc.3, =4.4.0, =3.8.11, =3.8.11, =3.7.18, =3.7.18, =3.7.18,...

shadcn-ui-lib (>=0.0.9, <=0.3.0) potentially affected by CVE-2026-55596 via @platejs/media (53.0.0)

@platejs/media NPM version 53.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on @platejs/media and may be impacted: - shadcn-ui-lib =0.0.9, =0.3.0 Source cves: CVE-2026-55596 Source advisory: SNYK:JS-PLATEJSMEDIA-17901642...

@appium/base-plugin (>=3.2.0, <=3.3.0), @appium/fake-plugin (>=4.2.0, <=4.3.0) +8 more potentially affected by CVE-2026-58191 via @appium/base-driver (>=10.3.0, <=10.6.0)

@appium/base-driver NPM version =10.3.0, =3.2.0, =4.2.0, =3.0.10, =2.107.37, =2.107.37, =3.3.0, =0.1.0-beta.1, =0.79.0, =1.0.96, =1.0.115 Source cves: CVE-2026-58191 Source advisory: SNYK:JS-APPIUMBASEDRIVER-17900619...

Prototype Pollution

Overview org.webjars.npm:engine.io is a WebJar for engine.io. Affected versions of this package are vulnerable to Prototype Pollution through the WebTransport upgrade handling in packages/engine.io/lib/server.ts. An attacker can crash the server by sending a crafted unauthenticated WebTransport...

Prototype Pollution

Overview engine.io is a realtime engine behind Socket.IO. It provides the foundation of a bidirectional connection between client and server Affected versions of this package are vulnerable to Prototype Pollution through the WebTransport upgrade handling in packages/engine.io/lib/server.ts. An...

@adobe/helix-docx2md (1.9.29), @adobe/helix-importer (>=3.4.141, <=3.4.143) +33 more potentially affected by CVE-2026-59868 +1 more via js-yaml (>=5.0.0, <=5.1.0)

js-yaml NPM version =5.0.0, =3.4.141, =2.2.62, =1.0.8, =0.2.12, =0.2.12, =0.2.12, =0.2.13, =0.2.12, =0.2.16, =0.2.14, =0.2.12, =0.2.17 and more Source cves: CVE-2026-59868, CVE-2026-59869 Source advisory: SNYK:JS-JSYAML-17900092...

Prototype Pollution

Overview Affected versions of this package are vulnerable to Prototype Pollution through the textformat file. An attacker can modify the prototype of the returned map object by supplying a specially crafted map entry with the key proto. Note: This is only exploitable if the target schema contains...

Prototype Pollution

Overview protobufjs is a protocol buffer for JavaScript & TypeScript. Affected versions of this package are vulnerable to Prototype Pollution through the textformat file. An attacker can modify the prototype of the returned map object by supplying a specially crafted map entry with the key proto...

Prototype Pollution

Overview protobufjs-cli is a Translates between file formats and generates static code as well as TypeScript definitions. Affected versions of this package are vulnerable to Prototype Pollution through the textformat file. An attacker can modify the prototype of the returned map object by supplyi...

Prototype Pollution

Overview cyberchef is a simple, intuitive web app for carrying out all manner of "cyber" operations within a web browser. Affected versions of this package are vulnerable to Prototype Pollution leading to cross-site scripting in the Series Chart operation and the objToTable function in...

@0xchain/telemetry (>=1.1.0-beta.8, <=1.1.0-beta.18), @20206205tech/nestjs-common (>=0.8.0, <=0.11.3) +1114 more potentially affected by CVE-2026-59877 via protobufjs (>=8.0.0, <=8.6.5)

protobufjs NPM version =8.0.0, =1.1.0-beta.8, =0.8.0, =1.0.0, =1.1.4, =0.3.1, =0.3.1, =0.7.1, =0.7.0, =0.6.0, =0.8.0 and more Source cves: CVE-2026-59877 Source advisory: SNYK:JS-PROTOBUFJS-17900550...

@a1st/aix (>=0.0.3, <=0.8.0), @a1st/aix-core (>=0.2.0, <=0.8.0) +19 more potentially affected by CVE-2026-59731 via astro (>=6.0.0-beta.1, <=6.4.6)

astro NPM version =6.0.0-beta.1, =0.0.3, =0.2.0, =1.11.1, =2.7.0, =0.3.0, =0.22.0, =1.4.1, =0.19.0, =0.19.0, =1.10.0, =1.12.1 - astro-crush 1.0.0 and more Source cves: CVE-2026-59731 Source advisory: SNYK:JS-ASTRO-17901336...

@briefhq/cli (>=0.1.6, <=0.1.31-beta.0), @cobuild/review-gpt (>=0.5.10, <=0.5.154) +5 more potentially affected by CVE-2026-59703 via repomix (>=1.1.0, <=1.16.0)

repomix NPM version =1.1.0, =0.1.6, =0.5.10, =0.1.0-next.1, =1.0.0, =0.1.0, =0.63.0, =0.63.3 Source cves: CVE-2026-59703 Source advisory: SNYK:JS-REPOMIX-17905425...

CVE-2026-59876

protobufjs compiles protobuf definitions into JavaScript JS functions. From 8.2.0 until 8.6.5, the protobufjs Text Format extension parsed string-keyed map entries using ordinary property assignment, allowing a map entry with key proto to change the prototype of the returned map object instead of...