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CVE-2026-33534

🗓️ 13 Apr 2026 19:20:04Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 64 Views🌐 WEB

EspoCRM SSRF bypasses internal host checks using IPv4 notation; fixed in 9.3.4.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
githubexploit
GithubExploit
Exploit for Server-Side Request Forgery in Espocrm
8 May 202617:22
–githubexploit
attackerkb
attackerkb
CVE-2026-33534
13 Apr 202619:20
–attackerkb
circl
Circl
CVE-2026-33534
8 May 202614:59
–circl
cnnvd
CNNVD
EspoCRM code-related vulnerabilities
13 Apr 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-33534 EspoCRM has authenticated SSRF via internal-host validation bypass using alternative IPv4 notation
13 Apr 202619:20
–cvelist
exploitdb
Exploit DB
EspoCRM 9.3.3 - SSRF
27 May 202600:00
–exploitdb
euvd
EUVD
EUVD-2026-22079
13 Apr 202619:20
–euvd
kitploit
Kitploit
CVE-2026-33534
31 Oct 202607:11
–kitploit
mend
Mend
CVE-2026-33534
13 Apr 202619:20
–mend
nuclei
Nuclei
EspoCRM <= 9.3.3 - Server-Side Request Forgery
11 Nov 202602:03
–nuclei
Rows per page
NVD
Vulners
Node
espocrmespocrmRange<9.3.4
[
  {
    "vendor": "espocrm",
    "product": "espocrm",
    "versions": [
      {
        "version": "< 9.3.4",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
urlrequest body/api/v1/Attachment/fromImageUrlAuthenticated SSRF vulnerability in EspoCRM where the 'url' parameter in the 'fromImageUrl' endpoint fails to properly validate alternative IPv4 representations (octal, hex, decimal, etc.), allowing requests to internal resources.CWE-918

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17 Jun 2026 10:37Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.14.3
EPSS0.01978
SSVC
64