Vulnerability-Lookup

CVE-2026-78337 (GCVE-0-2026-78337)

Vulnerability from cvelistv5 – Published: 2026-08-24 11:01 – Updated: 2026-08-24 11:57 X_Open Source

Title

Unrestricted upload of file with dangerous type in Prospero Flow CRM allows stored cross-site scripting via SVG

Summary

Unrestricted Upload of File with Dangerous Type in the company logo upload in Roskus Prospero Flow CRM before 5.15.13 allows an authenticated user holding the create company and update company permissions to execute arbitrary JavaScript in the application origin via an SVG document containing an embedded script element.

Severity

4.8 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-24 11:57 UTC

CWE

CWE-434 - Unrestricted upload of file with dangerous type

Assigner

Secur0 INCIBE root

References

2 references

URL	Tags
https://github.com/Roskus/prospero-flow-crm/commi…	patch
https://secur0.com/en/cna/cve-list/cve-2026-78337…	third-party-advisorytechnical-description

Impacted products

1 product

Vendor	Product	Version	CPE status
Roskus	Prospero Flow CRM	Affected: 0 , < 5.15.13 (semver) cpe:2.3:a:roskus:prospero_flow_crm::::::::

Date Public

2026-08-24 10:49

Credits

Adrián García López Darío Rivas Quero Xoán M. Otero Jorge Secur0 CNA Gustavo Novaro

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-78337

Vulnerability from fkie_nvd - Published: 2026-08-24 11:16 - Updated: 2026-08-24 12:16

Severity

4.8 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N

Summary

References

	URL	Tags
	4daa8cea-433a-44bd-9456-53b127fc289a	https://github.com/Roskus/prospero-flow-crm/commit/aaa4fc76bf039d5011884b86b8f29ddd50d17b17
	4daa8cea-433a-44bd-9456-53b127fc289a	https://secur0.com/en/cna/cve-list/cve-2026-78337-unrestricted-upload-company-logo-svg-xss

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "modules": [
            "Company"
          ],
          "product": "Prospero Flow CRM",
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  "lastModified": "2026-08-24T12:16:56.427",
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  ]
}

GHSA-RFHP-PMFG-HJ92

Vulnerability from github – Published: 2026-08-24 12:31 – Updated: 2026-08-24 12:31

Details

Severity

4.8 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N

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{
  "affected": [],
  "aliases": [
    "CVE-2026-78337"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-434"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-24T11:16:41Z",
    "severity": "MODERATE"
  },
  "details": "Unrestricted Upload of File with Dangerous Type in the company logo upload in Roskus Prospero Flow CRM before 5.15.13 allows an authenticated user holding the create company and update company permissions to execute arbitrary JavaScript in the application origin via an SVG document containing an embedded script element.",
  "id": "GHSA-rfhp-pmfg-hj92",
  "modified": "2026-08-24T12:31:38Z",
  "published": "2026-08-24T12:31:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-78337"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Roskus/prospero-flow-crm/commit/aaa4fc76bf039d5011884b86b8f29ddd50d17b17"
    },
    {
      "type": "WEB",
      "url": "https://secur0.com/en/cna/cve-list/cve-2026-78337-unrestricted-upload-company-logo-svg-xss"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-78337 (GCVE-0-2026-78337)

FKIE_CVE-2026-78337

GHSA-RFHP-PMFG-HJ92

Tags

Sightings

Nomenclature