pentesting
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Fool Me Once: A Space Security Story
We’ve been here before. A technology becomes critical infrastructure. The engineers building it are competent and focused on making it work. The organisations funding it have deadlines and KPIs that…
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Nutcracking SquirrelMail: 19 Undocumented Vulnerabilities
SquirrelMail has been end-of-life since 2011. It’s still sitting in production behind corporate proxies, university mail portals and a surprising number of hosting panels. So one quiet afternoon I pulled…
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CVE-2026-54086 Uncontrolled Memory Allocation in ESA sleapi-j
Severity: Moderate CVSS 3.1: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Affected: sleapi-j < 5.1.7 Fixed in: sleapi-j 5.1.7 (commit 265118d) Advisory: GHSA-6g75-jwgj-hj8v Reporter: Daniel Miranda Barcelona (Excal1bur) Discovery date: 2026-03-26 This is the third YAMCS…
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CVE-2026-44595 User enumeration in YAMCS
Severity: MEDIUM (CVSS 4.3)Affected: yamcs-core < 5.12.7Fixed in: yamcs-core 5.12.7Advisory: GHSA-p2rj-mrmc-9w29 YAMCS has an IAM system with privilege levels. One of them is SystemPrivilege.ControlAccess supposed to gate access to user…
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Vault Exfiltrator – USB Rubber Ducky Payload
Vault Exfiltrator – USB Rubber Ducky Physical Exfiltration Payload Vault Exfiltrator is a payload designed for the USB Rubber Ducky that physically extracts password manager database files from a target…
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001. Coordinated Vulnerability Disclosure – Public Sector (Spain)
Coordinated report submitted through a national CERT. Context This section documents a real-world case of responsible security disclosure involving a public-sector system in Spain. The finding was identified through non-intrusive…