JLSEC-2026-298

HDF5 through 1.14.3 contains a buffer overflow in H5Zfilterfletcher32, resulting in the corruption of the instruction pointer and causing denial of service or potential code execution...

JLSEC-2026-306

HDF5 Library through 1.14.3 may use an uninitialized value in H5Aattrreleasetable in H5Aint.c...

JLSEC-2026-327

A vulnerability has been found in HDF5 1.14.6 and classified as critical. This vulnerability affects the function H5Tbitcopy of the component Type Conversion Logic. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been disclos...

JLSEC-2026-319

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5Trefmemsetnull in H5Tref.c called from H5Tconvref in H5Tconv.c, resulting in the corruption of the instruction pointer...

JLSEC-2026-297

HDF5 through 1.14.3 contains a stack buffer overflow in H5Rdecodeheap, resulting in the corruption of the instruction pointer and causing denial of service or potential code execution...

JLSEC-2026-352

HDF5 is software for managing data. Prior to version 1.14.4-2, an attacker who can control an h5 file parsed by HDF5 can trigger a write-based heap buffer overflow condition. This can lead to a denial-of-service condition, and potentially further issues such as remote code execution depending on...

JLSEC-2026-337

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5VMmemcpyvv function...

JLSEC-2026-335

A vulnerability has been found in HDF5 up to 1.14.6 and classified as problematic. This vulnerability affects the function H5MMrealloc of the file src/H5MM.c. The manipulation of the argument mem leads to double free. The attack needs to be approached locally. The exploit has been disclosed to th...

JLSEC-2026-331

A vulnerability classified as problematic has been found in HDF5 up to 1.14.6. This affects the function H5FSsinfoSrializeSctcb of the file src/H5FScache.c. The manipulation of the argument sect leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has...

JLSEC-2026-330

A vulnerability was found in HDF5 up to 1.14.6. It has been rated as critical. Affected by this issue is the function H5FLblkgclist of the file src/H5FL.c. The manipulation of the argument H5FLblkheadt leads to use after free. An attack has to be approached locally. The exploit has been disclosed...

JLSEC-2026-329

A vulnerability was found in HDF5 up to 1.14.6. It has been declared as problematic. Affected by this vulnerability is the function H5Omsgflush of the file src/H5Omessage.c. The manipulation of the argument oh leads to heap-based buffer overflow. The attack needs to be approached locally. The...

JLSEC-2026-332

A vulnerability classified as problematic was found in HDF5 up to 1.14.6. This vulnerability affects the function H5Faccumfree of the file src/H5Faccum.c. The manipulation of the argument overlapsize leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been...

JLSEC-2026-340

A vulnerability, which was classified as critical, has been found in HDF5 up to 1.14.6. Affected by this issue is the function H5FSsectfindnode of the file H5FSsection.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has...

DOMXSSScanner

DOM XSS Scanner & PoC Generator Developed by Vishal Bharad...

CLSA-2026-1777446434 gdb: Fix of CVE-2019-1010180

CVE-2019-1010180: add warning for corrupt ELF section size larger than file...

Important: Red Hat Security Advisory: Red Hat OpenStack Services on OpenShift 18.0.18 (openstack-nova) security update

An update for openstack-nova is now available for Red Hat OpenStack Services on OpenShift 18.0.18 Antelope. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Linux kernel Load ELF Binary Buffer Overflow DoS

The vulnerability of the loadelfbinary function in the fs/binfmtelf.c file of the Linux kernel’s file system is related to improper memory release memory leak. Exploiting this vulnerability could allow an attacker to cause a service failure...

PhpSpreadsheet has XSS via number format code with @ text placeholder bypasses htmlspecialchars in HTML writer

It was discovered that there is a way to bypass HTML escaping in the HTML writer using custom number format codes. The Problem In Writer/Html.php around line 1592, the code checks if the formatted cell data equals the original data to decide whether to apply htmlspecialchars: php if $cellData ===...

GHSA-HRMW-QPRP-WGMC PhpSpreadsheet has XSS via number format code with @ text placeholder bypasses htmlspecialchars in HTML writer

It was discovered that there is a way to bypass HTML escaping in the HTML writer using custom number format codes. The Problem In Writer/Html.php around line 1592, the code checks if the formatted cell data equals the original data to decide whether to apply htmlspecialchars: php if $cellData ===...

GHSA-6WPP-88CP-7Q68 PhpSpreadsheet has XSS via NumberFormat @ Text Substitution in HTML Writer

Summary The HTML Writer in PhpSpreadsheet bypasses htmlspecialchars output escaping when a cell uses a custom number format containing the @ text placeholder with additional literal text e.g., @ "items" or "Total: "@. This allows an attacker to inject arbitrary HTML and JavaScript into the...