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VulnerabilityCVE-2026-61447Published 2026-07-11

CVE-2026-61447 — MervinPraison PraisonAI

critical

As of 2026-07-11, CVE-2026-61447 is a CRITICAL-severity vulnerability in MervinPraison PraisonAI, CVSS v3.1 10, EPSS 0.5% (41.8th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-61447 as of 2026-07-11; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

CVSS v3.1
10/10Critical
EPSS
0.5%Higher than 41.8% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
0None linked yet
Priority
6.7/10Threadlinqs triage score
Published
CVSS v3.1 10 (CRITICAL) · CVSS v4.0 10 · EPSS 0.5% (higher than 41.8% of all scored CVEs) · Priority 6.7/10 · Published 2026-07-11

Last updated:

What is CVE-2026-61447?

PraisonAI before 1.6.78 contains a remote code execution vulnerability in CodeAgent._execute_python() that executes LLM-generated Python code without AST validation, import restrictions, or sandbox enforcement. Attackers can influence LLM output through prompt injection to exfiltrate all environment secrets and execute arbitrary code on the host system.

The record classifies CVE-2026-61447 under weakness class CWE-94. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 86 days ago.

Severity and exploitation probability

CVSS v3.1 base score
10 — CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0 base score
10
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
EPSS (FIRST)
0.5% probability of exploitation in the next 30 days, higher than 41.8% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
6.7/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-07-11

Is CVE-2026-61447 being exploited?

It currently carries a trending score of 40 in the Threadlinqs vulnerability feed.

Affected products and versions

How to fix CVE-2026-61447

No vendor patch reference has been recorded for CVE-2026-61447 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-61447

No threat campaign in the Threadlinqs corpus currently references CVE-2026-61447, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

Sources

Enriched from CVE.org, NVD, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Vendor advisory and patch

Third-party advisory