Critical
ToUI allows user-specific variables to be shared between users
Type: advisorySources: OSV
ToUI is a Python package for creating user interfaces (websites and desktop apps) from HTML. ToUI is using Flask-Caching (SimpleCache) to store user variables. Websites that use `Website.user_vars` property. It affects versions 2.0.1 to 2.4.0. This issue has been patched in version 2.4.1.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2023-33175
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 5 Nov 2026, 18:16 UTC · Revision 1
Source evidence
ToUI allows user-specific variables to be shared between users
core-osv · Original sourcePublished 30 May 2023, 04:31 UTC
ToUI is a Python package for creating user interfaces (websites and desktop apps) from HTML. ToUI is using Flask-Caching (SimpleCache) to store user variables. Websites that use `Website.user_vars` property. It affects versions 2.0.1 to 2.4.0. This issue has been patched in version 2.4.1.
osv:CVE-2023-33175
Complete source record
{
"id": "2d5724b6004118e6528fc5b88e0c15ea5e39707b83c92a5f3cbe93f8e888930c",
"url": "https://osv.dev/vulnerability/CVE-2023-33175",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ToUI allows user-specific variables to be shared between users",
"summary": "ToUI is a Python package for creating user interfaces (websites and desktop apps) from HTML. ToUI is using Flask-Caching (SimpleCache) to store user variables. Websites that use `Website.user_vars` property. It affects versions 2.0.1 to 2.4.0. This issue has been patched in version 2.4.1.",
"evidence": "osv:CVE-2023-33175",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2023-33175",
"aliases": [
"CVE-2023-33175",
"GHSA-hh7j-pg39-q563",
"PYSEC-2026-555"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/mubarakalmehairbi/toui",
"type": "GIT",
"events": [
{
"introduced": "006e7d6938005bc6314251f15f63f210dfe291f3"
},
{
"fixed": "34fe685450c2e8e0784d44887fc3214d1bce6d30"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:toui_project:toui:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.0.1"
},
{
"last_affected": "2.4.0"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "34fe685450c2e8e0784d44887fc3214d1bce6d30"
}
],
"source": "REFERENCES_TAG",
"original_tag": "v2.4.1"
}
]
}
}
],
"versions": [
"v2.4.0",
"v2.3.0",
"v2.2.0",
"v2.1.1",
"v2.1.0",
"v2.0.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-33175.json"
}
}
],
"modified": "2026-10-28T02:30:45.083196797Z",
"provider": "osv",
"references": [
"https://github.com/mubarakalmehairbi/ToUI/releases/tag/v2.4.1",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33175.json",
"https://github.com/mubarakalmehairbi/ToUI/security/advisories/GHSA-hh7j-pg39-q563",
"https://nvd.nist.gov/vuln/detail/CVE-2023-33175"
],
"provider_metadata": {
"cwe_ids": [
"CWE-914"
],
"cna_assigner": "GitHub_M",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33175.json"
}
},
"related_cves": [
{
"value": "CVE-2023-33175",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 512639,
"published_at": "2023-05-30T04:31:36.503+00:00"
}