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CVE-2026-4964: Server-Side Request Forgery (SSRF)

🗓️ 27 Mar 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 8 Views

Remote SSRF in letta 0.16.4 File URL Handler via ImageContent manipulation.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-4964
27 Mar 202617:05
–attackerkb
circl
Circl
CVE-2026-4964
27 Mar 202619:59
–circl
cnnvd
CNNVD
Letta-ai letta 安全漏洞
27 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-4964
27 Mar 202617:05
–cve
cvelist
Cvelist
CVE-2026-4964 letta-ai letta File URL message_helper.py _convert_message_create_to_message server-side request forgery
27 Mar 202617:05
–cvelist
euvd
EUVD
EUVD-2026-16727
27 Mar 202618:31
–euvd
mend
Mend
CVE-2026-4964
27 Mar 202617:05
–mend
nvd
NVD
CVE-2026-4964
27 Mar 202617:16
–nvd
ptsecurity
Positive Technologies
PT-2026-28690
27 Mar 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-4964
28 Mar 202623:10
–redhatcve
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29 Apr 2026 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 45.3
CVSS 3.16.3 - 6.5
CVSS 36.3
CVSS 26.5
EPSS0.0039
SSVC
8