CVE-2026-7728 (GCVE-0-2026-7728)
Vulnerability from cvelistv5 – Published: 2026-05-04 03:30 – Updated: 2026-05-04 17:50 X_Open Source
VLAI
EPSS
VEX
Title
ryanjoachim mcp-rtfm MCP update_doc path traversal
Summary
A vulnerability was identified in ryanjoachim mcp-rtfm 0.1.0. This vulnerability affects the function get_doc_content/read_doc/update_doc of the component MCP Interface. Such manipulation of the argument docFile leads to path traversal. The attack can be launched remotely. The exploit is publicly available and might be used. The name of the patch is e6f0686fc36012f78236e7fed172c81444904b0b. It is best practice to apply a patch to resolve this issue.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-04 16:37 UTC
CWE
- CWE-22 - Path Traversal
Assigner
VulDB
CNA
References
7 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/360903 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/360903/cti | signaturepermissions-required |
| https://vuldb.com/submit/807538 | third-party-advisory |
| https://github.com/ryanjoachim/mcp-rtfm/issues/5 | issue-tracking |
| https://github.com/BruceJqs/public_exp/issues/35 | exploitissue-tracking |
| https://github.com/ryanjoachim/mcp-rtfm/commit/e6… | patch |
| https://github.com/ryanjoachim/mcp-rtfm/ | product |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| ryanjoachim | mcp-rtfm |
Affected:
0.1.0
|
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-7728",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-04T16:37:39.618803Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-05-04T17:50:05.370Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"modules": [
"MCP Interface"
],
"product": "mcp-rtfm",
"vendor": "ryanjoachim",
"versions": [
{
"status": "affected",
"version": "0.1.0"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "BruceJqs (VulDB User)"
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was identified in ryanjoachim mcp-rtfm 0.1.0. This vulnerability affects the function get_doc_content/read_doc/update_doc of the component MCP Interface. Such manipulation of the argument docFile leads to path traversal. The attack can be launched remotely. The exploit is publicly available and might be used. The name of the patch is e6f0686fc36012f78236e7fed172c81444904b0b. It is best practice to apply a patch to resolve this issue."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 6.5,
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-22",
"description": "Path Traversal",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-04T03:30:16.625Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-360903 | ryanjoachim mcp-rtfm MCP update_doc path traversal",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/360903"
},
{
"name": "VDB-360903 | CTI Indicators (IOB, IOC, TTP, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/360903/cti"
},
{
"name": "Submit #807538 | ryanjoachim mcp-rtfm 0.1.0, Commit 054fe515735cb477d4640c20930c04b243e443fc Path Traversal",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/807538"
},
{
"tags": [
"issue-tracking"
],
"url": "https://github.com/ryanjoachim/mcp-rtfm/issues/5"
},
{
"tags": [
"exploit",
"issue-tracking"
],
"url": "https://github.com/BruceJqs/public_exp/issues/35"
},
{
"tags": [
"patch"
],
"url": "https://github.com/ryanjoachim/mcp-rtfm/commit/e6f0686fc36012f78236e7fed172c81444904b0b"
},
{
"tags": [
"product"
],
"url": "https://github.com/ryanjoachim/mcp-rtfm/"
}
],
"tags": [
"x_open-source"
],
"timeline": [
{
"lang": "en",
"time": "2026-05-03T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-05-03T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-05-03T18:06:46.000Z",
"value": "VulDB entry last update"
}
],
"title": "ryanjoachim mcp-rtfm MCP update_doc path traversal"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-7728",
"datePublished": "2026-05-04T03:30:16.625Z",
"dateReserved": "2026-05-03T16:01:32.322Z",
"dateUpdated": "2026-05-04T17:50:05.370Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-7728",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-04T16:37:39.618803Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-05-04T16:37:43.907Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"modules": [
"MCP Interface"
],
"product": "mcp-rtfm",
"vendor": "ryanjoachim",
"versions": [
{
"status": "affected",
"version": "0.1.0"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "BruceJqs (VulDB User)"
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was identified in ryanjoachim mcp-rtfm 0.1.0. This vulnerability affects the function get_doc_content/read_doc/update_doc of the component MCP Interface. Such manipulation of the argument docFile leads to path traversal. The attack can be launched remotely. The exploit is publicly available and might be used. The name of the patch is e6f0686fc36012f78236e7fed172c81444904b0b. It is best practice to apply a patch to resolve this issue."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 6.5,
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-22",
"description": "Path Traversal",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-04T03:30:16.625Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-360903 | ryanjoachim mcp-rtfm MCP update_doc path traversal",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/360903"
},
{
"name": "VDB-360903 | CTI Indicators (IOB, IOC, TTP, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/360903/cti"
},
{
"name": "Submit #807538 | ryanjoachim mcp-rtfm 0.1.0, Commit 054fe515735cb477d4640c20930c04b243e443fc Path Traversal",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/807538"
},
{
"tags": [
"issue-tracking"
],
"url": "https://github.com/ryanjoachim/mcp-rtfm/issues/5"
},
{
"tags": [
"exploit",
"issue-tracking"
],
"url": "https://github.com/BruceJqs/public_exp/issues/35"
},
{
"tags": [
"patch"
],
"url": "https://github.com/ryanjoachim/mcp-rtfm/commit/e6f0686fc36012f78236e7fed172c81444904b0b"
},
{
"tags": [
"product"
],
"url": "https://github.com/ryanjoachim/mcp-rtfm/"
}
],
"tags": [
"x_open-source"
],
"timeline": [
{
"lang": "en",
"time": "2026-05-03T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-05-03T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-05-03T18:06:46.000Z",
"value": "VulDB entry last update"
}
],
"title": "ryanjoachim mcp-rtfm MCP update_doc path traversal"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-7728",
"datePublished": "2026-05-04T03:30:16.625Z",
"dateReserved": "2026-05-03T16:01:32.322Z",
"dateUpdated": "2026-05-04T17:50:05.370Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
Loading timeline…
Loading…
Loading…
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.