CVE-2026-34621

CVE-2026-34621 — Adobe Acrobat/Reader Prototype Pollution affects Acrobat Reader DC/Acrobat DC on Windows and macOS. Affected: Acrobat Reader DC 26.001.21367 and earlier; Acrobat DC 26.001.21367 and earlier; Acrobat 2024 24.001.30356 and earlier. Root cause: Improperly Controlled Modification of ...

Adobe Reader < 26.001.21411 Vulnerability (APSB26-43)

The version of Adobe Reader installed on the remote Windows host is a version prior to 26.001.21411. It is, therefore, affected by a vulnerability. - Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes...

Adobe Reader < 26.001.21411 Vulnerability (APSB26-43) (macOS)

The version of Adobe Reader installed on the remote macOS host is a version prior to 26.001.21411. It is, therefore, affected by a vulnerability. - Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes...

Adobe Acrobat Reader security vulnerability

Adobe Acrobat Reader is a PDF viewer developed by Adobe Inc. in the United States. This software is used for printing, signing, and annotating PDF documents. Versions of Adobe Acrobat Reader such as 24.001.30356, 26.001.21367, and earlier versions have security vulnerabilities. These...

CVE-2026-34621: Improperly Controlled Modification of Object Prototype Attributes

Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes 'Prototype Pollution' vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue...

KLA90977 ACE vulnerability in Adobe Acrobat Reader

A remote code execution vulnerability was found in Adobe Acrobat Reader. Malicious users can exploit this vulnerability to execute arbitrary code. Original advisories APSB26-43 Exploitation Public exploits exist for this vulnerability. Malware exists for this vulnerability. Usually such malware i...

APSB26-43 : Security update available for Adobe Acrobat Reader

Adobe has released a security update for Adobe Acrobat and Reader for Windows and macOS. This update addresses a critical vulnerability. Successful exploitation could lead to arbitrary code execution. Adobe is aware of CVE-2026-34621 being exploited in the wild...

GHSA-VW86-C94W-V3X4 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...

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...

SiYuan: Publish Reader Can Arbitrarily Delete Attribute View Files via `/api/av/removeUnusedAttributeView`

Summary An authenticated publish-service reader can invoke /api/av/removeUnusedAttributeView and cause persistent deletion of arbitrary attribute view AV definition files from the workspace. The route is protected only by generic CheckAuth, which accepts publish RoleReader requests. The handler...

GHSA-7M5H-W69J-QGGG SiYuan: Publish Reader Can Arbitrarily Delete Attribute View Files via `/api/av/removeUnusedAttributeView`

Summary An authenticated publish-service reader can invoke /api/av/removeUnusedAttributeView and cause persistent deletion of arbitrary attribute view AV definition files from the workspace. The route is protected only by generic CheckAuth, which accepts publish RoleReader requests. The handler...

CVE-2026-33551

OpenStack Keystone vulnerability CVE-2026-33551 allows an authenticated user with only a reader role to obtain EC2/S3 credentials via restricted application credentials when using the EC2/S3 compatibility API (swift3/s3api). Affected products/versions: Keystone 14 through 26 before 26.1.1, 27.0.0...

Adobe Reader Arbitrary JavaScript Execution

The vulnerability of the application programming interface util.readFileIntoStream in the Adobe Reader PDF file viewing and editing software is related to uncontrolled changes to object prototype attributes. Exploiting this vulnerability could allow a malicious actor to execute arbitrary JavaScri...

CVE-2026-33551

An issue was discovered in OpenStack Keystone 14 through 26 before 26.1.1, 27.0.0, 28.0.0, and 29.0.0. Restricted application credentials can create EC2 credentials. By using a restricted application credential to call the EC2 credential creation API, an authenticated user with only a reader role...

EUVD-2026-21278

An issue was discovered in OpenStack Keystone 14 through 26 before 26.1.1, 27.0.0, 28.0.0, and 29.0.0. Restricted application credentials can create EC2 credentials. By using a restricted application credential to call the EC2 credential creation API, an authenticated user with only a reader role...

OpenStack Keystone security vulnerabilities

OpenStack Keystone is a core authentication component library of the OpenStack open-source project. Versions prior to 26.1.1, as well as versions 27.0.0, 28.0.0, and 29.0.0 of OpenStack Keystone contain security vulnerabilities. These vulnerabilities stem from the ability for restricted applicati...

CVE-2026-33551

An issue was discovered in OpenStack Keystone 14 through 26 before 26.1.1, 27.0.0, 28.0.0, and 29.0.0. Restricted application credentials can create EC2 credentials. By using a restricted application credential to call the EC2 credential creation API, an authenticated user with only a reader role...

Unity Linux 20.1060a / 20.1070a Security Update: grafana (UTSA-2026-007099)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007099 advisory. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A maliciously-crafted archive containing a large...

MinIO affected a DoS via Unbounded Memory Allocation in S3 Select CSV Parsing

Impact What kind of vulnerability is it? Who is impacted? MinIO's S3 Select feature is vulnerable to memory exhaustion when processing CSV files containing lines longer than available memory. The CSV reader's nextSplit function calls bufio.Reader.ReadBytes'\n' with no size limit, buffering the...

Adobe Reader Zero-Day Exploited to Steal Data via Malicious PDFs

An Adobe Reader zero-day vulnerability is being actively exploited via malicious PDFs, allowing hackers to steal data without user interaction, with no patch available...