criticalVulnerability

GHSA-fxc9-7j2w-vx54

### 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

Properties

ghsa_id
GHSA-fxc9-7j2w-vx54
severity
critical
summary
mpp has multiple payment bypass and griefing vulnerabilities
cve_id
GHSA-fxc9-7j2w-vx54
is_ghsa_only
true
ghsa_published
2026-03-29T15:20:45Z
source_url
https://github.com/advisories/GHSA-fxc9-7j2w-vx54
ghsa_updated
2026-04-01T09:10:43Z

Related Entities (5)

AFFECTS (1)

[Software]rust/mpp

HAS_WEAKNESS (3)

[Weakness]Insufficient Verification of Data Authenticity
[Weakness]Authentication Bypass by Capture-replay
[Weakness]Authentication Bypass Using an Alternate Path or Channel

REPORTED_BY (1)

[Source]GitHub Advisory Database

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GHSA-fxc9-7j2w-vx54 — Ninja Signal Threat Intelligence | Ninja Signal