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Vulnerability record · CVE-2026-56077 · published 18 June 2026

CVE-2026-56077: Exposure of resource to wrong sphere vulnerability

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.

7.1 CVSS 4.0 High EPSS 0.45% · top 63.8% CWE-668 · Exposure of resource to wrong sphere Deferred
7.1CVSS 4.0 base score
0.45%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
23 Jun 2026Last modified by NVD

Description

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.

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
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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Source: NIST National Vulnerability Database (record CVE-2026-56077), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.