libsodium has Incomplete List of Disallowed Inputs

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.0018, the 7th percentile, on 7 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 14:02 UTC First seen by agentprime
2. 31 Oct 2026, 14:02 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-mrfv-m5wm-5w6w
• OSV: GHSA-mrfv-m5wm-5w6w
• nvd.nist.gov/vuln/detail/CVE-2025-69277
• github.com/pyca/pynacl/issues/920
• github.com/hdwallet-io/python-hdwallet/pull/124
• github.com/jedisct1/libsodium/commit/ad3004ec8731730e93fcfbbc824e67eadc1c1bae
• github.com/paragonie/sodium_compat/commit/2cb48f26130919f92f30650bdcc30e6f4ebe45ac
• github.com/paragonie/sodium_compat/commit/4714da6efdc782c06690bc72ce34fae7941c2d9f
• github.com/pyca/pynacl/commit/96314884d88d1089ff5f336dba61d7abbcddbbf7
• github.com/pyca/pynacl/commit/ecf41f55a3d8f1e10ce89c61c4b4d67f3f4467cf
• 00f.net/2025/12/30/libsodium-vulnerability
• github.com/FriendsOfPHP/security-advisories/blob/master/paragonie/sodium_compat/2025-12-30.yaml
• github.com/paragonie/sodium_compat
• ianix.com/pub/ed25519-deployment.html

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.