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DEBIAN-CVE-2026-55558

🗓️ 20 Aug 2026 15:17:31Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 6 Views

Buffer desync in aiosmtplib before 5.1.2 via STARTTLS allows attacker to inject SMTP responses.

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-55558
20 Aug 202614:29
cve
cvelist
Cvelist
CVE-2026-55558 aiosmtplib: STARTTLS response injection
20 Aug 202614:29
cvelist
debiancve
Debian CVE
CVE-2026-55558
20 Aug 202614:29
debiancve
euvd
EUVD
EUVD-2026-63376
20 Aug 202614:29
euvd
nvd
NVD
CVE-2026-55558
20 Aug 202615:17
nvd
osv
OSV
OPENSUSE-SU-2026:11569-1 python313-aiosmtplib-5.1.2-1.1 on GA media
21 Aug 202600:00
osv
osv
OSV
UBUNTU-CVE-2026-55558
21 Aug 202600:00
osv
ptsecurity
Positive Technologies
PT-2026-79027
20 Aug 202600:00
ptsecurity
ptsecurity
Positive Technologies
PT-2026-80617
21 Aug 202600:00
ptsecurity
snyk
Snyk
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
21 Aug 202600:44
snyk
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21 Aug 2026 10:00Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.15.9
EPSS0.00261
6