CVE-2026-6103 Phar TAR phar_tar_number() Integer Overflow - Archive Entry Injection

phartarnumber parses the octal size field of a TAR header into a uint32t with no overflow check. The field is 11 octal digits wide and holds values up to 0x1FFFFFFFF, so a size above 0xFFFFFFFF silently wraps. The parser then skips the wrong number of data blocks and interprets attacker-controlle...

Security Bulletin: IBM InfoSphere Optim Archive Viewer is affected by multiple vulnerabilities in soupsieve (CVE-2026-49476, CVE-2026-49477)

Summary Multiple vulnerabilities in the soupsieve CSS selector parsing library CVE-2026-49476, CVE-2026-49477 used by IBM InfoSphere Optim Archive Viewer have been addressed by upgrading the component to version 2.9.1 on Windows and version 2.9.2 on Linux. Vulnerability Details CVEID:CVE-2026-494...

Security Bulletin: IBM InfoSphere Optim Archive Viewer is affected by a Denial of Service vulnerability in ws (CVE-2026-48779)

Summary A Denial of Service vulnerability in the ws WebSocket library CVE-2026-48779 used by IBM InfoSphere Optim Archive Viewer has been addressed by upgrading the component to version 8.21.1. Vulnerability Details CVEID:CVE-2026-48779 DESCRIPTION: ws is an open source WebSocket client and serve...

Security Bulletin: IBM InfoSphere Optim Archive Viewer is affected by multiple vulnerabilities in Starlette (CVE-2026-48817, CVE-2026-48818)

Summary Multiple vulnerabilities in the Starlette ASGI framework CVE-2026-48817, CVE-2026-48818 used by IBM InfoSphere Optim Archive Viewer have been addressed by upgrading the component to version 1.3.1. Vulnerability Details CVEID:CVE-2026-48817 DESCRIPTION: Starlette is a lightweight ASGI...

Security Bulletin: IBM InfoSphere Optim Archive Viewer is affected by multiple vulnerabilities in axios (CVE-2026-67312, CVE-2026-67313, CVE-2026-67316, CVE-2026-67317, CVE-2026-67319)

Summary Multiple vulnerabilities in the axios HTTP client library CVE-2026-67312, CVE-2026-67313, CVE-2026-67316, CVE-2026-67317, CVE-2026-67319 used by IBM InfoSphere Optim Archive Viewer have been addressed by upgrading the component to version 1.18.0. Vulnerability Details CVEID:CVE-2026-67312...

ctf-archive

R3B0RNSH4D0WS BREAK • BUILD • LEARN • REPEAT CTF pla...

PT-2026-98930

Name of the Vulnerable Software and Affected Versions golang.org/x/playground affected versions not specified Description A malicious txtar archive can escape its execution context to force arbitrary writes to the trusted filesystem of the playground host. Additionally, a specific path used to...

CVE-2026-6103: Integer Overflow or Wraparound

phartarnumber parses the octal size field of a TAR header into a uint32t with no overflow check. The field is 11 octal digits wide and holds values up to 0x1FFFFFFFF, so a size above 0xFFFFFFFF silently wraps. The parser then skips the wrong number of data blocks and interprets attacker-controlle...

PT-2026-98989

Grafana OSS and Grafana Enterprise did not safely resolve symbolic links when extracting plugin archives. A crafted plugin archive can chain relative symbolic link entries to escape the plugin installation directory, writing arbitrary files and an executable backend binary outside that directory...

PT-2026-99113

Name of the Vulnerable Software and Affected Versions PHP affected versions not specified Description The phar tar number function parses the octal size field of a TAR header into a uint32 t without an overflow check. Because the field is 11 octal digits wide and can hold values up to 0x1FFFFFFFF...

PT-2026-99014

rclone versions = v1.72.0 and = v1.74.4 fixed in v1.75.0 contain multiple denial-of-service vulnerabilities in the archive backend's SquashFS parser, which relies on the github.com/diskfs/go-diskfs dependency. The parser fails to validate attacker-controlled superblock and metadata values before...

Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS : ClamAV vulnerabilities (USN-8788-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8788-1 advisory. It was discovered that ClamAV incorrectly handled certain zip archive files. A remote attacker could possibly use this issue to...

CVE-2026-48073

Docmost is open-source collaborative wiki and documentation software. From 0.70.0 until 0.80.1, a low-privileged authenticated user who can edit an exportable page can embed a forged attachmentId that belongs to a restricted page in the same space. Exporting the attacker-controlled page with...

CVE-2026-48073

The collaborative wiki software Docmost is vulnerable to an unauthorized data exposure flaw in versions 0.70.0 through 0.80.1 . A low-privileged authenticated user capable of editing an exportable page can embed a forged attachmentId belonging to a restricted page within the same space. When the ...

EUVD-2026-86392

Docmost is open-source collaborative wiki and documentation software. From 0.70.0 until 0.80.1, a low-privileged authenticated user who can edit an exportable page can embed a forged attachmentId that belongs to a restricted page in the same space. Exporting the attacker-controlled page with...

CVE-2026-48073 Docmost: Page export can include restricted same-space attachments through forged attachmentId

Docmost is open-source collaborative wiki and documentation software. From 0.70.0 until 0.80.1, a low-privileged authenticated user who can edit an exportable page can embed a forged attachmentId that belongs to a restricted page in the same space. Exporting the attacker-controlled page with...

CVE-2026-48073 Docmost: Page export can include restricted same-space attachments through forged attachmentId

Docmost is open-source collaborative wiki and documentation software. From 0.70.0 until 0.80.1, a low-privileged authenticated user who can edit an exportable page can embed a forged attachmentId that belongs to a restricted page in the same space. Exporting the attacker-controlled page with...

CVE-2026-48073 Docmost: Page export can include restricted same-space attachments through forged attachmentId

Docmost is open-source collaborative wiki and documentation software. From 0.70.0 until 0.80.1, a low-privileged authenticated user who can edit an exportable page can embed a forged attachmentId that belongs to a restricted page in the same space. Exporting the attacker-controlled page with...

Security Bulletin: IBM InfoSphere Optim Archive Viewer is affected by a signature verification bypass vulnerability in joserfc (CVE-2026-49852)

Summary An authentication and signature verification bypass vulnerability in the joserfc JSON Object Signing and Encryption JOSE library CVE-2026-49852 used by IBM InfoSphere Optim Archive Viewer has been addressed by upgrading the component to version 1.6.8. Vulnerability Details...

Security Bulletin: IBM InfoSphere Optim Archive Viewer is affected by multiple vulnerabilities in immutable (CVE-2026-59879, CVE-2026-59880)

Summary Multiple vulnerabilities including Prototype Pollution and memory handling flaws in the immutable persistent data structure library CVE-2026-59879, CVE-2026-59880 used by IBM InfoSphere Optim Archive Viewer have been addressed by upgrading the component to version 4.3.9. Vulnerability...