Debian 11

Debian 11 — commons-configuration — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — commons-configuration — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-46392 Upstream summary: Uncontrolled Resource Consumption vulnerability in Apache Commons Configuration 1.x. There are a number of issues in Apache Commons Configuration 1.x that allow excessive resource consumption […]

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Debian 11 — node-nodemailer — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-nodemailer — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-7769 CVE-2021-23400 CVE-2025-13033 CVE-2025-14874 Upstream summary: This affects the package nodemailer before 6.4.16. Use of crafted recipient email addresses may result in arbitrary command flag injection in sendmail […]

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Debian 11 — libssh2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libssh2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-1782 CVE-2016-0787 CVE-2019-13115 CVE-2019-17498 CVE-2019-3855 CVE-2019-3856 CVE-2019-3857 CVE-2019-3858  +7 more Upstream summary: The kex_agree_methods function in libssh2 before 1.5.0 allows remote servers to cause a denial of service […]

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Debian 11 — node-tmp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-tmp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-54798 Upstream summary: tmp is a temporary file and directory creator for node.js. In versions 0.2.3 and below, tmp is vulnerable to an arbitrary temporary file / directory […]

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Debian 11 — icingaweb2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — icingaweb2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-18246 CVE-2018-18247 CVE-2018-18248 CVE-2018-18249 CVE-2018-18250 CVE-2020-24368 CVE-2021-32746 CVE-2021-32747  +7 more Upstream summary: Icinga Web 2 before 2.6.2 has CSRF via /icingaweb2/config/moduledisable?name=monitoring to disable the monitoring module, or via […]

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Debian 11 — libscram-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libscram-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-59432 Upstream summary: SCRAM (Salted Challenge Response Authentication Mechanism) is part of the family of Simple Authentication and Security Layer (SASL, RFC 4422) authentication mechanisms. Prior to version […]

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Debian 11 — wordpress-shibboleth — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — wordpress-shibboleth — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-14313 Upstream summary: The shibboleth_login_form function in shibboleth.php in the Shibboleth plugin before 1.8 for WordPress is prone to an XSS vulnerability due to improper use of add_query_arg(). […]

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Debian 11 — quassel — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — quassel — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-5657 CVE-2010-3443 CVE-2011-3354 CVE-2013-4422 CVE-2013-6404 CVE-2014-8483 CVE-2015-2778 CVE-2015-2779  +6 more Upstream summary: CRLF injection vulnerability in Quassel Core before 0.3.0.3 allows remote attackers to spoof IRC messages as […]

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Debian 11 — libgcrypt20 — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libgcrypt20 — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-3591 CVE-2014-5270 CVE-2015-0837 CVE-2015-7511 CVE-2016-6313 CVE-2017-0379 CVE-2017-7526 CVE-2017-9526  +6 more Upstream summary: Libgcrypt before 1.6.3 and GnuPG before 1.4.19 does not implement ciphertext blinding for Elgamal decryption, which […]

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Debian 11 — leafnode — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — leafnode — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0744 CVE-2005-1453 CVE-2005-1911 Upstream summary: The fetchnews NNTP client in leafnode 1.9.3 to 1.9.41 allows remote attackers to cause a denial of service (process hang and termination) via […]

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