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MongoDB C Driver security vulnerabilities

🗓️ 06 May 2026 00:00:00Reported by China National Vulnerability Database of Information SecurityType 
cnnvd
 cnnvd
🔗 www.cnnvd.org.cn👁 32 Views

MongoDB C Driver vulnerability due to insecure username normalization in Cyrus SASL, may cause heap overflow.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-6691
6 May 202615:08
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astralinux
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Astra Linux – Vulnerability in mongo-c-driver
14 Sep 202612:41
–astralinux
bdu_fstec
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28 Aug 202600:00
–bdu_fstec
circl
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CVE-2026-6691
6 May 202617:01
–circl
cve
CVE
CVE-2026-6691
6 May 202615:08
–cve
cvelist
Cvelist
CVE-2026-6691 MongoDB C Driver Cyrus SASL Canonicalization Buffer Overflow
6 May 202615:08
–cvelist
debiancve
Debian CVE
CVE-2026-6691
6 May 202615:08
–debiancve
euvd
EUVD
EUVD-2026-27838
6 May 202618:30
–euvd
mend
Mend
CVE-2026-6691
6 May 202615:08
–mend
mongodb
MongoDB
MongoDB C Driver Cyrus SASL Canonicalization Buffer Overflow
6 May 202615:08
–mongodb
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02 Jun 2026 00:00Current
7.6High risk
Vulners AI Score7.6
CVSS 3.17.8
CVSS 48.6
EPSS0.00184
SSVC
32