HOMEVULNERABILITIESCVE-2026-7728
MEDIUM

CVE-2026-7728

CWE-22Published: May 4, 2026· Updated: May 4, 2026

6.3
CVSS v3.1
EPSS:0.05%probability of exploitation in 30 daysPercentile:15.6th

Official Description

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.

NVD Source

Technical Analysis

CVE-2026-7728 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

All References (7)

→
https://github.com/BruceJqs/public_exp/issues/35
→
https://github.com/ryanjoachim/mcp-rtfm/
→
https://github.com/ryanjoachim/mcp-rtfm/commit/e6f0686fc36012f78236e7fed172c81444904b0b
→
https://github.com/ryanjoachim/mcp-rtfm/issues/5
→
https://vuldb.com/submit/807538
→
https://vuldb.com/vuln/360903
→
https://vuldb.com/vuln/360903/cti

Quick Facts

CVE IDCVE-2026-7728
CVSS Score6.3 / 10
SeverityMEDIUM
WeaknessCWE-22
CISA KEVNo
EPSS (30d)0.05%
PublishedMay 4, 2026

Related CVEs (CWE-22)

CVE-2026-11414
10.0
CVE-2026-22557
10.0
CVE-2026-2731
10.0
CVE-2026-41211
10.0
CVE-2026-11420
10.0
CVE-2025-64075
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-7728 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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