proof-of-concept Archives • Daily CyberSecurity

Researchers Publish Full Details and PoC Exploit for a WordPress libheif RCE Chain WordPress libheif RCE chain exploiting GHSA-x8r2-mggj-j6wr heap overflow via authenticated HEIC image upload

WordPress libheif RCE chain exploiting GHSA-x8r2-mggj-j6wr heap overflow via authenticated HEIC image upload

Researchers Publish Full Details and PoC Exploit for a WordPress libheif RCE Chain

Do Son October 6, 2026

TL;DR Fortbridge researcher Adrian Tiron has published a working proof-of-concept for a WordPress libheif RCE chain. It...

PoC Exploit and Technical Details Released for LibreOffice Calc Code Execution Flaw CVE-2026-63277 LibreOffice Calc vulnerability CVE-2026-63277 code execution with public PoC, plus file read and write flaws CVE-2026-63266 and CVE-2026-63267

LibreOffice Calc vulnerability CVE-2026-63277 code execution with public PoC, plus file read and write flaws CVE-2026-63266 and CVE-2026-63267

PoC Exploit and Technical Details Released for LibreOffice Calc Code Execution Flaw CVE-2026-63277

Do Son October 6, 2026

TL;DR The Document Foundation has fixed six flaws in LibreOffice, led by CVE-2026-63277, a LibreOffice Calc vulnerability...

Researcher Publishes Technical Details and PoC Exploit for macOS HFS+ Kernel Flaw CVE-2026-43682 macOS HFS+ vulnerability CVE-2026-43682 kernel heap overflow with public proof-of-concept exploit code

macOS HFS+ vulnerability CVE-2026-43682 kernel heap overflow with public proof-of-concept exploit code

Researcher Publishes Technical Details and PoC Exploit for macOS HFS+ Kernel Flaw CVE-2026-43682

Do Son October 5, 2026

TL;DR Security researcher Peter Malone has published a full technical analysis and proof-of-concept code for CVE-2026-43682, a...

macOS SMB Kernel Flaw CVE-2026-84543: Details and PoC Exploit Released macOS SMB kernel vulnerability CVE-2026-84543 in SMBFS, with technical details and proof-of-concept exploit released by researcher Peter Malone

macOS SMB kernel vulnerability CVE-2026-84543 in SMBFS, with technical details and proof-of-concept exploit released by researcher Peter Malone

macOS SMB Kernel Flaw CVE-2026-84543: Details and PoC Exploit Released

Do Son September 29, 2026

TL;DR Researcher Peter Malone has published full details and proof-of-concept code for CVE-2026-84543, a macOS SMB kernel...

Exploited Citrix NetScaler Flaw CVE-2026-88771: Details and PoC Now Public Citrix NetScaler CVE-2026-88771 pre-auth command injection exploited in the wild, with technical details and a proof-of-concept detection tool released by watchTowr

Citrix NetScaler CVE-2026-88771 pre-auth command injection exploited in the wild, with technical details and a proof-of-concept detection tool released by watchTowr

Exploited Citrix NetScaler Flaw CVE-2026-88771: Details and PoC Now Public

Do Son September 29, 2026

TL;DR watchTowr has published a technical analysis and a public proof-of-concept for CVE-2026-88771, a Citrix NetScaler flaw...

RustyTux: Public PoC Exploit Targets Linux Kernel Privilege Escalation Flaw RustyTux Linux kernel privilege escalation exploit chaining an ESP-in-TCP use-after-free race to a root shell on CentOS and Ubuntu

RustyTux Linux kernel privilege escalation exploit chaining an ESP-in-TCP use-after-free race to a root shell on CentOS and Ubuntu

RustyTux: Public PoC Exploit Targets Linux Kernel Privilege Escalation Flaw

Do Son September 25, 2026

TL;DR A researcher published RustyTux, a working proof-of-concept for a Linux kernel privilege escalation flaw. It abuses...

macOS DesktopServicesHelper LPE Vulnerability Details and PoC Disclosed Diagram explaining the critical macOS DesktopServicesHelper vulnerability and root escalation chain

Diagram explaining the critical macOS DesktopServicesHelper vulnerability and root escalation chain

macOS DesktopServicesHelper LPE Vulnerability Details and PoC Disclosed

Do Son September 24, 2026

TL;DR Security researcher Ilya Andr from PT MAZE recently uncovered a critical flaw in macOS. The macOS...

D-Link DIR-822A Vulnerabilities Details and PoC Disclosed Diagram of critical D-Link DIR-822A vulnerabilities and D-Link DIR-822A vulnerabilities buffer overflow flaws

D-Link DIR-822A Vulnerabilities Details and PoC Disclosed

Do Son September 22, 2026

TL;DR Security researchers revealed two severe D-Link DIR-822A vulnerabilities impacting wireless networking hardware. The flaws allow unauthenticated...

cups2root: Public PoC Exploit Escalates lpadmin to Root on CUPS cups2root CUPS privilege escalation 0-day exploit chain escalating lpadmin group to root shell on Ubuntu Linux

cups2root CUPS privilege escalation 0-day exploit chain escalating lpadmin group to root shell on Ubuntu Linux

cups2root: Public PoC Exploit Escalates lpadmin to Root on CUPS

Do Son September 22, 2026

TL;DR A researcher published cups2root, a working proof-of-concept that escalates a local lpadmin user to root on...

4 Linux Kernel LPE Flaws Disclosed With Public PoC Exploits Four Linux kernel privilege escalation vulnerabilities disclosed with public proof-of-concept exploits granting local root

Four Linux kernel privilege escalation vulnerabilities disclosed with public proof-of-concept exploits granting local root

4 Linux Kernel LPE Flaws Disclosed With Public PoC Exploits

Do Son September 18, 2026

TL;DR A researcher disclosed four Linux kernel privilege escalation flaws on September 18, 2026. Each one can...

CVE-2026-28576 (CVSS 10): Android SQL Injection PoC Out CVE-2026-28576 Android Contacts Provider SQL injection allowing full contacts database dump without READ_CONTACTS permission

CVE-2026-28576 Android Contacts Provider SQL injection allowing full contacts database dump without READ_CONTACTS permission

CVE-2026-28576 (CVSS 10): Android SQL Injection PoC Out

Do Son September 11, 2026

TL;DR A maximum-severity SQL injection flaw sits in the Android Contacts Provider. Tracked as CVE-2026-28576 with a...

ShieldCrash: Windows Defender 0day With Public PoC Exploit Windows Defender 0day CVE-2026-69414 ShieldCrash proof-of-concept exploit reading files as SYSTEM

Windows Defender 0day CVE-2026-69414 ShieldCrash proof-of-concept exploit reading files as SYSTEM

ShieldCrash: Windows Defender 0day With Public PoC Exploit

Do Son September 9, 2026

TL;DR A researcher published ShieldCrash, a Windows Defender 0day that bypasses Microsoft’s patch for the ShieldBreak vulnerability...

CVE-2026-52924 PoC Exploit Disclosed: 9.8 CVSS Linux Root Privilege Escalation Linux CVE-2026-52924 details and Linux CVE-2026-52924 PoC exploit release

Linux CVE-2026-52924 details and Linux CVE-2026-52924 PoC exploit release

CVE-2026-52924 PoC Exploit Disclosed: 9.8 CVSS Linux Root Privilege Escalation

Do Son September 4, 2026

Security team NebuSec published technical details and functional exploit code for a critical Linux flaw. This Linux...

Researcher Claims CrowdStrike Falcon 0day, Posts PoC CrowdStrike Falcon vulnerability FalconFlank claimed 0day privilege escalation proof-of-concept publicly disclosed on GitHub diagram

CrowdStrike Falcon vulnerability FalconFlank claimed 0day privilege escalation proof-of-concept publicly disclosed on GitHub diagram

Researcher Claims CrowdStrike Falcon 0day, Posts PoC

Do Son September 3, 2026

TL;DR A researcher using the handle MSNightmare says they found a CrowdStrike Falcon vulnerability. They published a...

Proxmox VE 7 Auth Bypass: PoC Public, Exploited in the Wild Proxmox VE authentication bypass vulnerability PoC exploit code publicly disclosed pre-auth root access diagram

Proxmox VE authentication bypass vulnerability PoC exploit code publicly disclosed pre-auth root access diagram

Proxmox VE 7 Auth Bypass: PoC Public, Exploited in the Wild

Do Son September 1, 2026

TL;DR Proxmox published advisory PSA-2026-00043-1 on September 1, 2026. It warns of a critical Proxmox VE authentication...

CVE-2026-81934: Redis RCE PoC Exploit Now Public Redis vulnerability CVE-2026-81934 remote code execution use-after-free PoC exploit warning

CVE-2026-81934: Redis RCE PoC Exploit Now Public

Do Son September 1, 2026

TL;DR A critical Redis vulnerability, tracked as CVE-2026-81934, allows remote code execution on TLS-enabled servers. It carries...

CVE-2026-72137 (CVSS 9.8): Linux Kernel Flaw Enables Root Privilege Escalation, PoC Public Linux kernel CVE-2026-72137 double-free vulnerability enabling root privilege escalation with public PoC exploit code

Linux kernel CVE-2026-72137 double-free vulnerability enabling root privilege escalation with public PoC exploit code

CVE-2026-72137 (CVSS 9.8): Linux Kernel Flaw Enables Root Privilege Escalation, PoC Public

Do Son August 27, 2026

TL;DR A double-free flaw in the Linux kernel, tracked as CVE-2026-72137, carries a CVSS score of 9.8....

CVE-2026-53361: PoC Exploit Enables AF_UNIX Container Escape CVE-2026-53361 AF_UNIX garbage collector container escape use-after-free race condition proof-of-concept

CVE-2026-53361 AF_UNIX garbage collector container escape use-after-free race condition proof-of-concept

CVE-2026-53361: PoC Exploit Enables AF_UNIX Container Escape

Do Son August 27, 2026

TL;DR Researchers published full details and proof-of-concept exploit code for CVE-2026-53361, a use-after-free in the Linux kernel...

PoC Released for Redis RCE Use-After-Free Flaw Redis RCE use-after-free vulnerability public proof-of-concept exploit code disclosed

PoC Released for Redis RCE Use-After-Free Flaw

Do Son August 26, 2026

TL;DR Researchers published proof-of-concept exploit code for a Redis RCE vulnerability. The heap use-after-free lets a remote...

CVE-2026-53365: VsockDrop PoC Enables Unprivileged Local Privilege Escalation CVE-2026-53365 VsockDrop unprivileged local privilege escalation Linux kernel vsock io_uring zerocopy proof-of-concept exploit to root

CVE-2026-53365 VsockDrop unprivileged local privilege escalation Linux kernel vsock io_uring zerocopy proof-of-concept exploit to root

CVE-2026-53365: VsockDrop PoC Enables Unprivileged Local Privilege Escalation

Do Son August 25, 2026

TL;DR A researcher released VsockDrop, a proof-of-concept exploit for CVE-2026-53365 in the Linux kernel. The flaw enables...

CVE-2026-74480 (CVSS 9.8): Linux Kernel Privilege Escalation PoC Public Linux kernel CVE-2026-74480 privilege escalation vulnerability with public proof-of-concept exploit code in the network bridge module

Linux kernel CVE-2026-74480 privilege escalation vulnerability with public proof-of-concept exploit code in the network bridge module

CVE-2026-74480 (CVSS 9.8): Linux Kernel Privilege Escalation PoC Public

Do Son August 24, 2026

A newly disclosed flaw in the Linux kernel enables local Linux kernel privilege escalation. Tracked as CVE-2026-74480...

CVE-2026-52912: Linux Kernel Root Exploit PoC Disclosed CVE-2026-52912 Linux kernel privilege escalation use-after-free flaw in netfilter nf_queue with public root exploit PoC

CVE-2026-52912 Linux kernel privilege escalation use-after-free flaw in netfilter nf_queue with public root exploit PoC

CVE-2026-52912: Linux Kernel Root Exploit PoC Disclosed

Do Son August 24, 2026

TL;DR CVE-2026-52912 is a use-after-free flaw in the Linux kernel’s netfilter nf_queue code. It carries a CVSS...