Improper Output Handling

Apache Log4j is vulnerable to Improper Output Handling. The vulnerability is due to JsonTemplateLayout generating invalid JSON when processing non-finite floating-point values e.g., NaN, Infinity, which are not compliant with RFC 8259, allowing attacker-controlled data in log events to produce...

SUSE CVE-2026-34483

Improper Encoding or Escaping of Output vulnerability in the JsonAccessLogValve component of Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, from 9.0.40 through 9.0.116. Users are recommended to upgrade to version 11.0.21, 10.1.54 o...

Ech0 Comment Panel Endpoints Missing RequireScopes Middleware — Scoped Access Token Bypass

Summary All 9 comment panel admin endpoints /api/panel/comments/ are missing RequireScopes middleware, while every other admin endpoint in the application enforces scope-based authorization on access tokens. An admin-issued access token scoped to minimal permissions e.g., echo:read only can perfo...

SiYuan: Publish Reader Path Traversal Delete via `removeUnusedAttributeView`

Summary The endpoint /api/av/removeUnusedAttributeView is vulnerable to a path traversal CWE-22 that allows an attacker to delete arbitrary .json files on the server. The issue arises because user-controlled input id is directly used in filesystem path construction without validation or...

PraisonAI: Cross-Origin Agent Execution via Hardcoded Wildcard CORS and Missing Authentication on AGUI Endpoint

Summary The AGUI endpoint POST /agui has no authentication and hardcodes Access-Control-Allow-Origin: on all responses. Combined with Starlette/FastAPI's Content-Type-agnostic JSON parsing, any website a victim visits can silently trigger arbitrary agent execution against a locally-running AGUI...

CVE-2026-35063

OpenPLCV3 REST API endpoint checks for JWT presence but never verifies the caller's role. Any authenticated user with role=user can delete any other user, including administrators, by specifying their user ID or they can create new accounts with role=admin, escalating to full administrator access...

EUVD-2026-21152

PraisonAIAgents has an OS Command Injection via shell=True in Memory Hooks Executor memory/hooks.py...

GHSA-W35J-PV5H-Q9Q9 Apache Log4j JSON Template Layout: Improper serialization of non-finite floating-point values in JsonTemplateLayout

Apache Log4j's JsonTemplateLayout, in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values NaN, Infinity, or -Infinity, which are prohibited by RFC 8259. This may cause downstream log processing systems to reject or fail to ind...

org.apache.logging.log4j:log4j-layout-template-json-test (>=3.0.0-alpha1 <=3.0.0-beta2), software.airborne.kairo:kairo-alternative-money-formatters (=5.0.0) +29 more potentially affected by CVE-2026-34481 via org.apache.logging.log4j:log4j-layout-template-json (>=3.0.0-alpha1 <=3.0.0-beta3)

org.apache.logging.log4j:log4j-layout-template-json MAVEN version =3.0.0-alpha1, =3.0.0-alpha1, =3.0.0-beta2 - software.airborne.kairo:kairo-alternative-money-formatters =5.0.0 - software.airborne.kairo:kairo-clock-feature =5.0.0 - software.airborne.kairo:kairo-closeable =5.0.0 -...

Apache Log4j JSON Template Layout: Improper serialization of non-finite floating-point values in JsonTemplateLayout

Apache Log4j's JsonTemplateLayout, in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values NaN, Infinity, or -Infinity, which are prohibited by RFC 8259. This may cause downstream log processing systems to reject or fail to ind...

EUVD-2026-21412

Apache Log4j's JsonTemplateLayout https://logging.apache.org/log4j/2.x/manual/json-template-layout.html , in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values NaN, Infinity, or -Infinity, which are prohibited by RFC 8259. Th...

CVE-2026-40163

Saltcorn is an extensible, open source, no-code database application builder. Prior to 1.4.5, 1.5.5, and 1.6.0-beta.4, the POST /sync/offlinechanges endpoint allows an unauthenticated attacker to create arbitrary directories and write a changes.json file with attacker-controlled JSON content...

CVE-2026-35602

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the Vikunja file import endpoint uses the attacker-controlled Size field from the JSON metadata inside the import zip instead of the actual decompressed file content length for the file size enforcement check. By...

CVE-2026-40163

Saltcorn is an extensible, open source, no-code database application builder. Prior to 1.4.5, 1.5.5, and 1.6.0-beta.4, the POST /sync/offlinechanges endpoint allows an unauthenticated attacker to create arbitrary directories and write a changes.json file with attacker-controlled JSON content...

ai.catboost:catboost-spark_4.0_2.13 (=1.2.10), ai.catboost:catboost-spark_4.1_2.13 (=1.2.10) +922 more potentially affected by CVE-2026-34481 via org.apache.logging.log4j:log4j-layout-template-json (>=2.14.0 <=2.25.3)

org.apache.logging.log4j:log4j-layout-template-json MAVEN version =2.14.0, =2.6.0-looktech.1, =2.6.0-looktech.1, =2.6.0-looktech.1, =2.6.0-looktech.1, =2.6.0-looktech.1, =2.6.0-looktech.1, =2.6.0-looktech.1, =9.0.0, =9.0.0, =9.0.0, =9.0.0, =9.7.1 and more Source cves: CVE-2026-34481 Source...

CVE-2026-35594

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, Vikunja's link share authentication GetLinkShareFromClaims in pkg/models/linksharing.go constructs authorization objects entirely from JWT claims without any server-side database validation. When a project owner delet...

DEBIAN-CVE-2026-34481

Apache Log4j's JsonTemplateLayout https://logging.apache.org/log4j/2.x/manual/json-template-layout.html , in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values NaN, Infinity, or -Infinity, which are prohibited by RFC 8259. Th...

CVE-2026-34481

Apache Log4j's JsonTemplateLayout https://logging.apache.org/log4j/2.x/manual/json-template-layout.html , in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values NaN, Infinity, or -Infinity, which are prohibited by RFC 8259. Th...

UBUNTU-CVE-2026-34481

Apache Log4j's JsonTemplateLayout https://logging.apache.org/log4j/2.x/manual/json-template-layout.html , in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values NaN, Infinity, or -Infinity, which are prohibited by RFC 8259. Th...

CVE-2026-34481

Apache Log4j's JsonTemplateLayout https://logging.apache.org/log4j/2.x/manual/json-template-layout.html , in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values NaN, Infinity, or -Infinity, which are prohibited by RFC 8259. Th...