CVE-2026-56099

OpenBSD before commit 6a23123 (2026-06-18) contains an out-of-bounds read in sys/netmpls/mpls_input.c:mpls_do_error, allowing remote disclosure of kernel stack memory by crafting MPLS frames with 16 labels and no Bottom-of-Stack bit. Affected component is the MPLS input handling path; root cause ...

CVE-2026-55392

NILFS utilities through 2.3.0, fixed in commit 26efb5d, nilfssbisvalid function fails to validate slogblocksize field in NILFS2 superblock before bit-shift operations. Attackers supplying crafted NILFS2 images trigger undefined behavior through oversized shifts or out-of-memory conditions, crashi...

EUVD-2026-37927

NILFS utilities through 2.3.0, fixed in commit 26efb5d, nilfssbisvalid function fails to validate slogblocksize field in NILFS2 superblock before bit-shift operations. Attackers supplying crafted NILFS2 images trigger undefined behavior through oversized shifts or out-of-memory conditions, crashi...

CVE-2026-55392 NILFS utilities - Undefined Behavior and Out-of-Memory via Unvalidated s_log_block_size

NILFS utilities through 2.3.0, fixed in commit 26efb5d, nilfssbisvalid function fails to validate slogblocksize field in NILFS2 superblock before bit-shift operations. Attackers supplying crafted NILFS2 images trigger undefined behavior through oversized shifts or out-of-memory conditions, crashi...

CVE-2026-55392 NILFS utilities - Undefined Behavior and Out-of-Memory via Unvalidated s_log_block_size

NILFS utilities through 2.3.0, fixed in commit 26efb5d, nilfssbisvalid function fails to validate slogblocksize field in NILFS2 superblock before bit-shift operations. Attackers supplying crafted NILFS2 images trigger undefined behavior through oversized shifts or out-of-memory conditions, crashi...

CVE-2026-55392

NILFS utilities through 2.3.0, fixed in commit 26efb5d, nilfssbisvalid function fails to validate slogblocksize field in NILFS2 superblock before bit-shift operations. Attackers supplying crafted NILFS2 images trigger undefined behavior through oversized shifts or out-of-memory conditions, crashi...

CVE-2026-55392

NILFS utilities through 2.3.0, fixed in commit 26efb5d, nilfssbisvalid function fails to validate slogblocksize field in NILFS2 superblock before bit-shift operations. Attackers supplying crafted NILFS2 images trigger undefined behavior through oversized shifts or out-of-memory conditions, crashi...

CVE-2026-55392

CVE-2026-55392 affects NILFS utilities up to version 2.3.0. The root cause is nilfs_sb_is_valid() not validating s_log_block_size in the NILFS2 superblock before bit-shift operations, enabling undefined behavior from oversized shifts and potential out-of-memory conditions that can crash tools lik...

Pillow: Pillow: Denial of Service via decompression bomb in FITS image processing

A flaw was found in Pillow, a Python imaging library. This vulnerability allows a remote attacker to trigger a denial of service DoS by providing a specially crafted FITS image file. The library's failure to limit the amount of GZIP-compressed data during decoding can lead to unbounded memory...

GHSA-HGW6-8C77-V4GQ Armeria: External Control of File Name or Path in xDS SDS DataSource

External Control of File Name or Path in xDS SDS DataSource Summary DataSourceStream in the :xds module resolves control-plane-supplied filename and environmentvariable fields from SDS Secret resources without any allow-list or base-directory confinement. A semi-trusted or compromised xDS control...

Armeria: External Control of File Name or Path in xDS SDS DataSource

External Control of File Name or Path in xDS SDS DataSource Summary DataSourceStream in the :xds module resolves control-plane-supplied filename and environmentvariable fields from SDS Secret resources without any allow-list or base-directory confinement. A semi-trusted or compromised xDS control...

GHSA-HXPF-9XVQ-WPH8 netlicensing-mcp: REST Path Traversal Bypasses Token Redaction

REST Path Traversal Bypasses Token Redaction in netlicensing-mcp Summary The netlicensinggetproduct MCP tool in netlicensing-mcp interpolates a caller-controlled productnumber argument directly into a REST URL path without any validation. Passing ../token as the product number causes httpx to...

netlicensing-mcp: REST Path Traversal Bypasses Token Redaction

REST Path Traversal Bypasses Token Redaction in netlicensing-mcp Summary The netlicensinggetproduct MCP tool in netlicensing-mcp interpolates a caller-controlled productnumber argument directly into a REST URL path without any validation. Passing ../token as the product number causes httpx to...

GHSA-FQ4X-789W-JG5H AgenticMail: Unauthenticated inbound mail triggers bypassPermissions resume of the operator's Claude Code session (bridge-wake)

Summary Two inbound-mail handlers act on a privileged effect without verifying that the sender is the operator, while a sibling handler in the same repo does. The higher-impact one: any external email routed to the bridge inbox causes the dispatcher to resume the operator's Claude Code session wi...

AgenticMail: Unauthenticated inbound mail triggers bypassPermissions resume of the operator's Claude Code session (bridge-wake)

Summary Two inbound-mail handlers act on a privileged effect without verifying that the sender is the operator, while a sibling handler in the same repo does. The higher-impact one: any external email routed to the bridge inbox causes the dispatcher to resume the operator's Claude Code session wi...

GHSA-JR45-52CW-69H5 NL Portal Backend Libraries: Document contents remained downloadable by any logged-in user (incomplete fix of CVE-2026-49463)

Summary A previous advisory CVE-2026-49463 / GHSA-qpm9-h556-mwxm reported that any logged-in user could download any document by its identifier, and stated this was fixed in 3.0.1. For the document-content part that fix was incomplete: documents remained downloadable by any authenticated user in...

NL Portal Backend Libraries: Document contents remained downloadable by any logged-in user (incomplete fix of CVE-2026-49463)

Summary A previous advisory CVE-2026-49463 / GHSA-qpm9-h556-mwxm reported that any logged-in user could download any document by its identifier, and stated this was fixed in 3.0.1. For the document-content part that fix was incomplete: documents remained downloadable by any authenticated user in...

CVE-2026-55203

HAProxy through 3.4.0, fixed in commit 5985276, contains an integer overflow vulnerability in the fcgiconn structure's drl field that allows buffer misparse as new FCGI record headers. When contentLength is 65535 and paddingLength is 1 or more, the drl field wraps to 0, causing incorrect record...

CVE-2026-55205

Hermes WebUI before 0.51.468 contains a resource exhaustion vulnerability in the unauthenticated POST /api/onboarding/oauth/start endpoint that allows unbounded accumulation of in-memory flow state and daemon threads. Attackers can send repeated or concurrent requests to exhaust server memory and...

CVE-2026-55204

HAProxy through 3.4.0, fixed in commit 9a6d1fe, contains a null pointer dereference vulnerability in hpackdhtinsert within src/hpack-tbl.c that fails to validate the return value of hpackdhtdefrag when the memory pool is exhausted. An attacker can trigger HPACK dynamic table insertions under memo...