{
  "fix": "FEDORA-2026-E8A6485109",
  "url": "https://patchblox.com/security/fix/linux/fedora-2026-e8a6485109",
  "summary": "FEDORA-2026-E8A6485109, released September 10, 2026, fixes 17 CVEs across 10 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 10 packages",
  "released": "2026-09-10T05:35:17Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-33263, high severity",
  "supported": true,
  "cveCount": 17,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00868,
  "maxCvss": 9.1,
  "vendorAdvisory": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-e8a6485109",
  "appliesTo": [
    {
      "product": "dovecot",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    },
    {
      "product": "dovecot-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    },
    {
      "product": "dovecot-debugsource",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot-debugsource",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    },
    {
      "product": "dovecot-devel",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot-devel",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    },
    {
      "product": "dovecot-mysql",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot-mysql",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    },
    {
      "product": "dovecot-mysql-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot-mysql-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    },
    {
      "product": "dovecot-pgsql",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot-pgsql",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    },
    {
      "product": "dovecot-pgsql-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot-pgsql-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    },
    {
      "product": "dovecot-pigeonhole",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot-pigeonhole",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    },
    {
      "product": "dovecot-pigeonhole-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/dovecot-pigeonhole-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "1:2.4.5-1.fc43",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-33263",
      "url": "https://patchblox.com/security/cve/CVE-2026-33263",
      "title": "dovecot: When mail_max_userip_connections is set (default 10) and reached, submission-login can crash with epoll() panic cause...",
      "priority": "High",
      "severity": "important",
      "cvss": 9.1,
      "epss": 0.00554,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-33605",
      "url": "https://patchblox.com/security/cve/CVE-2026-33605",
      "title": "dovecot: An unauthenticated attacker can crash the ManageSieve login process by sending a small malformed command before authe...",
      "priority": "High",
      "severity": "important",
      "cvss": 9.1,
      "epss": 0.00449,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-27852",
      "url": "https://patchblox.com/security/cve/CVE-2026-27852",
      "title": "dovecot: Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind",
      "priority": "High",
      "severity": "Important",
      "cvss": 9.1,
      "epss": 0.0043,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40019",
      "url": "https://patchblox.com/security/cve/CVE-2026-40019",
      "title": "dovecot: An unauthenticated attacker can send a truncated quoted argument to the ManageSieve login process, which makes it spi...",
      "priority": "High",
      "severity": "important",
      "cvss": 9.1,
      "epss": 0.00371,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42007",
      "url": "https://patchblox.com/security/cve/CVE-2026-42007",
      "title": "dovecot: An attacker that has valid credentials can use a Sieve script with the editheader extension to trigger a use-after-fr...",
      "priority": "High",
      "severity": "important",
      "cvss": 9.1,
      "epss": 0.00345,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40018",
      "url": "https://patchblox.com/security/cve/CVE-2026-40018",
      "title": "dovecot: None None None No publicly available exploits are known.",
      "priority": "High",
      "severity": "important",
      "cvss": 9.1,
      "epss": 0.00317,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40013",
      "url": "https://patchblox.com/security/cve/CVE-2026-40013",
      "title": "dovecot: An attacker that has valid credentials can submit a Sieve script containing an extreme numeric literal, which causes...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 4.3,
      "epss": 0.00868,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-33607",
      "url": "https://patchblox.com/security/cve/CVE-2026-33607",
      "title": "dovecot: An attacker that has valid credentials can use IMAP LIST command to consume CPU",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 4.3,
      "epss": 0.00554,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40015",
      "url": "https://patchblox.com/security/cve/CVE-2026-40015",
      "title": "dovecot: An attacker that has valid credentials can open many connections to the imap-hibernate service and send invalid comma...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 4.3,
      "epss": 0.00554,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40014",
      "url": "https://patchblox.com/security/cve/CVE-2026-40014",
      "title": "dovecot: An attacker that can send mail to a user can craft a message header that makes the IMAP THREAD command consume CPU di...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.5,
      "epss": 0.00334,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40017",
      "url": "https://patchblox.com/security/cve/CVE-2026-40017",
      "title": "dovecot: An attacker that can send mail to a user can craft a message header whose values are chosen to collide in an internal...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.5,
      "epss": 0.00334,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-33604",
      "url": "https://patchblox.com/security/cve/CVE-2026-33604",
      "title": "dovecot: An attacker that can get Dovecot to relay a message, for example through Sieve redirect or submission relay, can use...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.9,
      "epss": 0.00314,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40203",
      "url": "https://patchblox.com/security/cve/CVE-2026-40203",
      "title": "dovecot: When IMAP compression is enabled, the same compression state is reused across responses in a session, so response siz...",
      "priority": "Routine",
      "severity": "low",
      "cvss": 3.7,
      "epss": 0.00257,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-33606",
      "url": "https://patchblox.com/security/cve/CVE-2026-33606",
      "title": "dovecot: Mail content stored by a user can be crafted so that it is interpreted as dsync protocol commands when an administrat...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 4.8,
      "epss": 0.00246,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42008",
      "url": "https://patchblox.com/security/cve/CVE-2026-42008",
      "title": "dovecot: Forwarding information received from a host listed as a trusted proxy is not kept separate from Dovecot\u0027s own authent...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 4.3,
      "epss": 0.00236,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40205",
      "url": "https://patchblox.com/security/cve/CVE-2026-40205",
      "title": "dovecot: An attacker that holds an OAuth2 token granting only part of the required scopes can authenticate, because when more...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.9,
      "epss": 0.00211,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40204",
      "url": "https://patchblox.com/security/cve/CVE-2026-40204",
      "title": "dovecot: None None None No publicly available exploits are known.",
      "priority": "Routine",
      "severity": "low",
      "cvss": 3.1,
      "epss": 0.00211,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}