CVE-2023-46135: Panic in SignedPayload::from_payload

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-10-25 · updated 2026-06-17
Weakness: CWE-248

Description

rs-stellar-strkey is a Rust lib for encode/decode of Stellar Strkeys. A panic vulnerability occurs when a specially crafted payload is used.`inner_payload_len` should not above 64. This vulnerability has been patched in version 0.0.8.

Affected products

stellar rs-stellar-strkey: before 0.0.8 — fixed in 0.0.8

How to fix

Upgrade to a fixed version: stellar rs-stellar-strkey 0.0.8. Check the vendor advisory for mitigations.

References

https://github.com/stellar/rs-stellar-strkey/issues/58
https://github.com/stellar/rs-stellar-strkey/security/advisories/GHSA-5873-6fwq-463f
https://github.com/stellar/rs-stellar-strkey/issues/58
https://github.com/stellar/rs-stellar-strkey/security/advisories/GHSA-5873-6fwq-463f

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