CVE-2026-56077

7.1 highEPSS 0.4%

High (7.1). EPSS 0.4% chance of exploitation in the next 30 days.

PraisonAI before 1.5.115 contains an information disclosure vulnerability in the MultiAgentLedger component that allows attackers to access sensitive data by registering agents with duplicate IDs. Attackers can exploit the lack of agent ID uniqueness enforcement to share ledger instances and expose system prompts and conversation history between agents.

Severity

CVSS 4.0

7.1 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 38% of CVEs (scores of 2026-10-31)
CWE: CWE-668
Published: 2026-06-18
Modified: 2026-06-23
Record from: the NVD, synced 2026-10-19

References

https://github.com/MervinPraison/PraisonAI
https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-766v-q9x3-g744
https://www.vulncheck.com/advisories/praisonai-information-disclosure-via-shared-multiagentledger-state

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