mosparo: Rule package source URL stored SSRF enables internal HTTP probing
mosparo is the modern solution to protect your online forms from spam. Prior to 1.4.13, the automatic rule package source URL feature allows a project member with the editor role to store an attacker-controlled URL that the server later fetches. Because the server follows http/https redirects and does not restrict private or loopback destinations, this becomes a stored SSRF primitive that can be turned into an internal HTTP probing oracle. This vulnerability is fixed in 1.4.13.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2026-41195
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 8 Nov 2026, 03:25 UTC · Revision 1
Source evidence
mosparo: Rule package source URL stored SSRF enables internal HTTP probing
core-osv · Original sourcePublished 12 May 2026, 21:24 UTC
mosparo is the modern solution to protect your online forms from spam. Prior to 1.4.13, the automatic rule package source URL feature allows a project member with the editor role to store an attacker-controlled URL that the server later fetches. Because the server follows http/https redirects and does not restrict private or loopback destinations, this becomes a stored SSRF primitive that can be turned into an internal HTTP probing oracle. This vulnerability is fixed in 1.4.13.
osv:CVE-2026-41195
Complete source record
{
"id": "87f1c77b3b10faf2500acc18947d03e0f41007971f2ee4d3f95d9d0962c318b0",
"url": "https://osv.dev/vulnerability/CVE-2026-41195",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "mosparo: Rule package source URL stored SSRF enables internal HTTP probing",
"summary": "mosparo is the modern solution to protect your online forms from spam. Prior to 1.4.13, the automatic rule package source URL feature allows a project member with the editor role to store an attacker-controlled URL that the server later fetches. Because the server follows http/https redirects and does not restrict private or loopback destinations, this becomes a stored SSRF primitive that can be turned into an internal HTTP probing oracle. This vulnerability is fixed in 1.4.13.",
"evidence": "osv:CVE-2026-41195",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2026-41195",
"aliases": [
"CVE-2026-41195",
"GHSA-92fh-26qf-r8rg"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/mosparo/mosparo",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "2d07264530f28c1baeccd96f3d5a13c94e5af457"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
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{
"fixed": "1.4.13"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StringRangeExpression"
},
{
"range": [
{
"introduced": "0"
},
{
"fixed": "1.4.13"
}
],
"source": "DESCRIPTION"
}
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"versions": [
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],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41195.json"
}
}
],
"modified": "2026-10-28T02:30:53.202522887Z",
"provider": "osv",
"references": [
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41195.json",
"https://github.com/mosparo/mosparo/security/advisories/GHSA-92fh-26qf-r8rg",
"https://nvd.nist.gov/vuln/detail/CVE-2026-41195"
],
"provider_metadata": {
"cwe_ids": [
"CWE-918"
],
"cna_assigner": "GitHub_M",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41195.json"
}
},
"related_cves": [
{
"value": "CVE-2026-41195",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 522189,
"published_at": "2026-05-12T21:24:35.643+00:00"
}