PraisonAI is a multi-agent teams system. Prior to version 4.6.40, hidden metadata in a webpage causes PraisonAI agents to write attacker-controlled content to arbitrary paths. write_file skips path validation when workspace=None (always None in production). Version 4.6.40 fixes the issue.
CVE-2026-47397
HIGHPre-NVD 7.17.1Trending — 3 sources updated this week
EchelonGraph scoreLOW confidence
This high-severity CVE scores 7.1 under the CNA's CVSS (NVD's own analysis pending). EPSS exploit probability: 0.1%, top 83% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
Triggered by: NVD CVSS baseline
Sources: cna:github_m, epss
7.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.1Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.1
- EG Score
- 7.1(low)
- EPSS
- 30.6%
- KEV
- Not listed
Published
May 29, 2026
Last Modified
July 21, 2026
Advisory Details (3)
Auto-updated Jul 21, 2026🔬 Proof of concept available. Patch available. Sources: github_commit, github_pr, github.
github Patch Available🟡 PoC Available
Arbitrary File Write in Python API · Advisory · MervinPraison/PraisonAI · GitHub
https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-hvhp-v2gc-268qgithub_pr Patch Available
refactor: security batch — 10 hardening fixes
Patch available: MervinPraison/PraisonAI v4.6.126 (PR #1684 merged 2026-05-19)
https://github.com/MervinPraison/PraisonAI/pull/1684github_commit Patch Available
commit b0d8f777528f (MervinPraison/PraisonAI)
Patch available: MervinPraison/PraisonAI v4.6.126 (contains commit b0d8f777528f)
https://github.com/MervinPraison/PraisonAI/commit/b0d8f777528f3253a0cfb0a3ef65455da6ae32f6Vendor Advisories for CVE-2026-47397(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Affected Packages
(1 across 1 ecosystem)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| praisonai | 0.0.1 ... 4.6.9 (731 versions) | 4.6.40 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 3× in last 7d / 3× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 14:08 UTCEPSS rescore
- 2026-07-21 16:29 UTCEG score recompute▲ 7.10
- 2026-07-21 16:28 UTCMITRE cvelistV5CVSS v3 → 7.1 · CVSS v4 → 7.1
- 2026-06-14 23:18 UTCEPSS rescore
- 2026-06-13 23:00 UTCEPSS rescore
- 2026-06-12 23:12 UTCEPSS rescore
- 2026-05-29 23:13 UTCEG score recompute
Related CVEs(same CWE)
Frequently asked(5)
What is CVE-2026-47397?
CVE-2026-47397 is a high vulnerability published on May 29, 2026. PraisonAI is a multi-agent teams system. Prior to version 4.6.40, hidden metadata in a webpage causes PraisonAI agents to write attacker-controlled content to arbitrary paths. write_file skips path validation when workspace=None (always None in production). Version 4.6.40 fixes the issue.
When was CVE-2026-47397 disclosed?
CVE-2026-47397 was first published in the National Vulnerability Database on May 29, 2026, with the most recent update on July 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-47397 actively exploited?
CVE-2026-47397 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 30.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-47397?
CVE-2026-47397 has a CVSS v3 base score of 7.1 (NVD). The EG score is currently aggregating — additional source signals are being incorporated as they become available..
How do I remediate CVE-2026-47397?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-47397, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-47397
Is Your Infrastructure Affected by CVE-2026-47397?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.