How severe is CVE-2026-56077?

CVE-2026-56077 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-56077 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-56077?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-56077 have an EU (EUVD) identifier?

Yes. CVE-2026-56077 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37961.

When was CVE-2026-56077 published?

CVE-2026-56077 was published on 2026-06-18 and last updated on 2026-06-23.

CVE-2026-56077

CVE-2026-56077 is a medium-severity vulnerability with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-668.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 7.1
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-37961
Weakness: CWE-668
Published: 2026-06-18
Last modified: 2026-06-23

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.

Frequently asked questions

What is CVE-2026-56077?: 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.
How severe is CVE-2026-56077?: CVE-2026-56077 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-56077 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-56077?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-56077 have an EU (EUVD) identifier?: Yes. CVE-2026-56077 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37961.
When was CVE-2026-56077 published?: CVE-2026-56077 was published on 2026-06-18 and last updated on 2026-06-23.

References

Other CWE-668 (Exposure of Resource to Wrong Sphere) vulnerabilities

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