GHSA-fxc9-7j2w-vx54

Source

https://github.com/advisories/GHSA-fxc9-7j2w-vx54

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/03/GHSA-fxc9-7j2w-vx54/GHSA-fxc9-7j2w-vx54.json

JSON Data

https://api.osv.dev/v1/vulns/GHSA-fxc9-7j2w-vx54

Published

2026-03-29T15:20:45Z

Modified

2026-03-29T15:33:28Z

Severity

9.3 (Critical) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:N CVSS Calculator

Summary

mpp has multiple payment bypass and griefing vulnerabilities

Details

Impact

Multiple vulnerabilities were discovered which allowed for undesirable behaviors, including:

Performing free tempo/charge requests
Replaying existing tempo/charge requests
Performing free tempo/session requests
Piggybacking off existing tempo/session channels
Griefing existing tempo/session channels
Manipulate the fee payer of a tempo/charge or tempo/session handler into paying for requests
Replaying existing stripe/charge requests

Patches

The issues are patched in 0.8.0

Workarounds

There are no workarounds available for these vulnerabilities

Database specific

{
    "cwe_ids": [
        "CWE-288",
        "CWE-294",
        "CWE-345"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-03-29T15:20:45Z",
    "nvd_published_at": null,
    "severity": "CRITICAL"
}

References

Affected packages

crates.io / mpp

Package

Name: mpp; View open source insights on deps.dev
Purl: pkg:cargo/mpp

Affected ranges

Type: SEMVER
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

0.8.0

Database specific

source

"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/03/GHSA-fxc9-7j2w-vx54/GHSA-fxc9-7j2w-vx54.json"