CVE-2026-49451

The issue affects the OpenAPI.NET SDK used for OpenAPI document parsing in .NET. A circular schema reference in a small OpenAPI document can cause process termination via stack overflow when using public OpenAPI.NET reader APIs, applicable to both JSON and YAML paths. Affected versions range from...

Microsoft.OpenAPI: Circular schema references may terminate OpenAPI parsing

Impact A small OpenAPI document containing a circular schema reference can cause process termination through stack overflow in Microsoft.OpenApi. The issue affects OpenAPI document parsing through public OpenAPI.NET reader APIs and has been confirmed across both JSON and YAML reader paths. Affect...

ruby: net-imap: Net::IMAP: Denial of Service via crafted IMAP responses

A flaw was found in Net::IMAP, a Ruby library implementing the Internet Message Access Protocol IMAP client functionality. A hostile server can exploit a quadratic time complexity issue in the Net::IMAP::ResponseReader when processing large responses containing numerous string literals. This can...

ruby: net-imap: Net::IMAP: Denial of Service via crafted IMAP responses

A flaw was found in Net::IMAP, a Ruby library implementing the Internet Message Access Protocol IMAP client functionality. A hostile server can exploit a quadratic time complexity issue in the Net::IMAP::ResponseReader when processing large responses containing numerous string literals. This can...

ruby: net-imap: Net::IMAP: Denial of Service via crafted IMAP responses

A flaw was found in Net::IMAP, a Ruby library implementing the Internet Message Access Protocol IMAP client functionality. A hostile server can exploit a quadratic time complexity issue in the Net::IMAP::ResponseReader when processing large responses containing numerous string literals. This can...

CVE-2026-14164

A double free issue has been identified in libarchive's RAR5 reader. During parsing of a specially crafted RAR5 archive, the filteredbuf pointer may remain stale after being freed during unpacking state reinitialization. Subsequent processing of another archive entry can trigger a second free of...

CVE-2026-14164 Libarchive: double-free vulnerability in rar5 decompression logic via dangling filtered_buf pointer in init_unpack()

A double free issue has been identified in libarchive's RAR5 reader. During parsing of a specially crafted RAR5 archive, the filteredbuf pointer may remain stale after being freed during unpacking state reinitialization. Subsequent processing of another archive entry can trigger a second free of...

CVE-2026-14164

A double free issue has been identified in libarchive's RAR5 reader. During parsing of a specially crafted RAR5 archive, the filteredbuf pointer may remain stale after being freed during unpacking state reinitialization. Subsequent processing of another archive entry can trigger a second free of...

CVE-2026-14164

A double free issue has been identified in libarchive's RAR5 reader. During parsing of a specially crafted RAR5 archive, the filteredbuf pointer may remain stale after being freed during unpacking state reinitialization. Subsequent processing of another archive entry can trigger a second free of...

PT-2026-53959

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.9.6 Description An authenticated attacker can perform a Server-Side Request Forgery SSRF, which occurs when a server is tricked into making requests to an unintended location. The issue exists because...

PT-2026-53819

Name of the Vulnerable Software and Affected Versions libarchive affected versions not specified Description A double free issue exists in the RAR5 reader of libarchive. When parsing a specially crafted RAR5 archive, the filtered buf pointer may remain stale after being freed during the...

EUVD-2026-40127

Insertion of sensitive information into sent data in the AI Agent job API in Devolutions PowerShell Universal 2026.2.0 allows an authenticated user with AI Agent read access to obtain reusable, potentially higher-privileged authentication tokens via App Tokens serialized in plaintext in job API...

RUSTSEC-2026-0194 Quadratic run time when checking a start tag for duplicate attribute names

BytesStart::attributes returns an Attributes iterator which, by default withcheckstrue, rejects a start tag that repeats an attribute name. For each attribute yielded, the iterator compared the new name against every name seen so far in the same tag using a linear scan, so a start tag with N...

[SECURITY] Fedora 44 Update: liferea-1.16.12-1.fc44

Liferea Linux Feed Reader is an RSS/RDF feed reader. It's intended to be a clone of the Windows-only FeedReader. It can be used to maintain a list of subscribed feeds, browse through their items, and show their contents...

GO-2026-5679 SiYuan: Publish Reader Path Traversal Delete via `removeUnusedAttributeView` in github.com/siyuan-note/siyuan/kernel

SiYuan: Publish Reader Path Traversal Delete via removeUnusedAttributeView in github.com/siyuan-note/siyuan/kernel. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive repor...

GO-2026-5402 SiYuan publish-mode Reader can mutate Conf and SQL index via 8 ungated APIs in github.com/siyuan-note/siyuan/kernel

SiYuan publish-mode Reader can mutate Conf and SQL index via 8 ungated APIs in github.com/siyuan-note/siyuan/kernel...

CVE-2026-12992

A flaw was found in Apicurio Registry. The WSDLReaderAccessor creates a wsdl4j WSDLReader without disabling the javax.wsdl.importDocuments feature. When the VALIDITY rule is set to FULL, an attacker with Developer-role access can upload a WSDL document containing attacker-controlled import...

EUVD-2026-38383

MessagePack-CSharp: DynamicUnionResolver-generated deserializers miss depth enforcement...

GHSA-VH6J-JC39-FGGF MessagePack-CSharp: MessagePackReader.Skip can recurse without enforcing maximum object graph depth

Summary MessagePackReader.TrySkip recursively descends into nested arrays and maps without incrementing the reader depth or calling the configured depth checks. This bypasses MessagePackSecurity.MaximumObjectGraphDepth, the library's documented protection against deeply nested object graphs. Many...

GO-2026-5229 SiYuan: Publish Reader Can Arbitrarily Delete Attribute View Files via `/api/av/removeUnusedAttributeView` in github.com/siyuan-note/siyuan/kernel

SiYuan: Publish Reader Can Arbitrarily Delete Attribute View Files via /api/av/removeUnusedAttributeView in github.com/siyuan-note/siyuan/kernel...