Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 are affected by IMAP command injection. A remote authenticated attacker can exploit this via CRLF sequences injected into the _uid parameter of the mail/headers and mail/viewsource actions to execute arbitrary IMAP commands.
{
"cna_assigner": "mitre",
"cwe_ids": [
"CWE-93"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/113xxx/CVE-2026-113386.json",
"unresolved_ranges": [
{
"extracted_events": [
{
"range": [
{
"introduced": "1.6.0"
},
{
"fixed": "1.6.20"
},
{
"introduced": "1.7.0"
},
{
"fixed": "1.7.5"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
}
]
},
{
"extracted_events": [
{
"range": [
{
"introduced": "1.6.0"
},
{
"fixed": "1.6.20"
},
{
"introduced": "1.7.0"
},
{
"fixed": "1.7.5"
}
],
"source": "CPE_FIELD",
"strategy": "CPEApplicability"
}
]
},
{
"extracted_events": [
{
"range": [
{
"fixed": "1.6.20"
},
{
"introduced": "1.7.x"
},
{
"fixed": "1.7.5"
}
],
"source": "DESCRIPTION"
}
]
}
]
}{
"extracted_events": [
{
"range": [
{
"fixed": "004adaaeca4f6799715a54d12e3f657f19efcc9a"
}
],
"source": "REFERENCES_COMMIT"
},
{
"original_tag": "1.7.5",
"range": [
{
"fixed": "26d1b077f0c910a16c44c1862fe26e15f0bb3685"
}
],
"source": "REFERENCES_TAG"
},
{
"original_tag": "1.6.20",
"range": [
{
"fixed": "1dd910522e73318447ed6e20bed1efd7adeb240a"
}
],
"source": "REFERENCES_TAG"
},
{
"range": [
{
"fixed": "f62879defc0330ae240c72b83b2d00a8ab337447"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
{
"fixed": "bf5bc0266a8cd16be6b640409e64a6c6c2705049"
}
],
"source": "REFERENCES_COMMIT"
}
]
}