CVE-2026-17775

Google Chrome vulnerability CVE-2026-17775 arises from an inappropriate implementation in the PresentationAPI, affecting Chrome versions prior to 151.0.7922.72. The issue could allow a remote attacker to leak cross-origin data via a crafted HTML page. Impact is a cross-origin data leak; the docum...

CVE-2026-17756

Insufficient policy enforcement in Presentation in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17756

The CVE-2026-17756 entry corresponds to Insufficient policy enforcement in Presentation in Chromium-based Chrome/Chromium. Connected advisories show OpenSUSE and Debian security updates fixing Chromium 151.0.7922.71 with CVE-2026-17756 among others, and note that updates fix these issues (e.g., O...

CVE-2026-17756

Insufficient policy enforcement in Presentation in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

PT-2026-66626

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description A flaw exists in the ISO Presentation layer during normal mode negotiation. A missing length check when processing encoded presentation data allows a field with ...

Linux Distros Unpatched Vulnerability : CVE-2026-17775

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Inappropriate implementation in PresentationAPI in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML...

PT-2026-66075

Insufficient policy enforcement in Presentation in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

PT-2026-66094

Inappropriate implementation in PresentationAPI in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-66037 FFmpeg IAMF Demuxer Uncontrolled Resource Consumption via mix_presentation_obu()

FFmpeg through 8.1.2, fixed in commit 5d7112c, contains an uncontrolled resource consumption vulnerability in the IAMF demuxer that allows an unauthenticated attacker to cause multi-gigabyte memory allocation from a 17-byte input file by supplying a crafted countlabel field. The mixpresentationob...

CVE-2026-66037 FFmpeg IAMF Demuxer Uncontrolled Resource Consumption via mix_presentation_obu()

FFmpeg through 8.1.2, fixed in commit 5d7112c, contains an uncontrolled resource consumption vulnerability in the IAMF demuxer that allows an unauthenticated attacker to cause multi-gigabyte memory allocation from a 17-byte input file by supplying a crafted countlabel field. The mixpresentationob...

Astra Linux – Vulnerability in Chromium

The use of after-free in PresentationAPI in Google Chrome before version 148.0.7778.96 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...

CVE-2026-47254

libheif is a HEIF and AVIF file format decoder and encoder. Prior to version 1.22.0, Track::initsampletimingtable in libheif/sequences/track.cc stores an out-of-bounds chunk index mchunks.size into mpresentationtimeline when the number of chunks defined in the stco box is less than the number of...

CVE-2026-47254 libheif Has Heap Buffer Overflow in `Track::get_next_sample_raw_data()` -- OOB Chunk Vector Access

libheif is a HEIF and AVIF file format decoder and encoder. Prior to version 1.22.0, Track::initsampletimingtable in libheif/sequences/track.cc stores an out-of-bounds chunk index mchunks.size into mpresentationtimeline when the number of chunks defined in the stco box is less than the number of...

CVE-2026-47254

CVE-2026-47254 affects libheif before 1.22.0. The issue arises when Track::init_sample_timing_table() stores an out-of-bounds chunk index into m_presentation_timeline if the stco-defined chunks are fewer than samples in stsz. A subsequent call to heif_track_get_next_raw_sequence_sample() reads m_...

EUVD-2026-46436

libheif is a HEIF and AVIF file format decoder and encoder. Prior to version 1.22.0, Track::initsampletimingtable in libheif/sequences/track.cc stores an out-of-bounds chunk index mchunks.size into mpresentationtimeline when the number of chunks defined in the stco box is less than the number of...

CVE-2026-47254

libheif is a HEIF and AVIF file format decoder and encoder. Prior to version 1.22.0, Track::initsampletimingtable in libheif/sequences/track.cc stores an out-of-bounds chunk index mchunks.size into mpresentationtimeline when the number of chunks defined in the stco box is less than the number of...

GHSA-2969-4Q4W-W5H3 Microsoft Security Advisory CVE-2026-50650 – .NET Elevation of Privilege Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Windows Presentation Foundation WPF. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. An elevation of privilege...

MGASA-2026-0259 Updated libreoffice packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Heap buffer overflow in DXF polyline import. CVE-2026-6039 Heap use-after-free in ODF number-format blank-width parsing. CVE-2026-6040 Heap buffer overflow in EMF+ gradient brush import. CVE-2026-6045 Stack buffer overflow in PPT presentation...

Updated libreoffice packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Heap buffer overflow in DXF polyline import. CVE-2026-6039 Heap use-after-free in ODF number-format blank-width parsing. CVE-2026-6040 Heap buffer overflow in EMF+ gradient brush import. CVE-2026-6045 Stack buffer overflow in PPT presentation...

CVE-2026-46353

BigBlueButton is an open-source virtual classroom. Prior to 3.0.21, bbb-web checksum validation could be bypassed when a presentationUploadExternalUrl parameter was supplied to API request handling in CreateMeeting.java and ValidationService.java, allowing a user to send valid requests to some...