PraisonAI is a multi-agent teams system. Prior to version 4.6.40 of PraisonAI, corresponding to version 1.6.40 of praisonaiagents, PraisonAI's direct-prompt CLI automatically expands @url: mentions in raw prompt text before agent execution begins. If a prompt contains @url:, the CLI calls MentionsParser.process(...). The @url: handler then performs a direct urllib.request.urlopen() request to the attacker-controlled URL and returns the response body. That response body is prepended to the final model prompt context. There is no loopback/private-address restriction, no metadata-service restriction, and no approval gate before the fetch. As a result, attacker-influenced prompt text can cause the operator's machine to fetch localhost-only HTTP resources and inject the response into model context. PraisonAI version 4.6.40 and praisonaiagents version 1.6.40 contain a fix.
CVE-2026-47395
This medium-severity CVE scores 5.5 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.2%, top 92% 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).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.5
- EG Score
- 5.5(medium)
- EG Risk
- 41(Track)EG Risk 41/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity55% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 8%
- KEV
- Not listed
Published
May 29, 2026
Last Modified
July 21, 2026
Advisory Details (3)
Auto-updated Jul 21, 2026PraisonAI CLI automatically resolves @url mentions in prompt text and can read loopback URLs into model context · Advisory · MervinPraison/PraisonAI · GitHub
https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-5cxw-77wg-jrf3refactor: security batch — 10 hardening fixes
Patch available: MervinPraison/PraisonAI v4.6.126 (PR #1684 merged 2026-05-19)
https://github.com/MervinPraison/PraisonAI/pull/1684commit b0d8f777528f (MervinPraison/PraisonAI)
Patch available: MervinPraison/PraisonAI v4.6.126 (contains commit b0d8f777528f)
https://github.com/MervinPraison/PraisonAI/commit/b0d8f777528f3253a0cfb0a3ef65455da6ae32f6Vendor Advisories for CVE-2026-47395(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Affected Packages
(2 across 1 ecosystem)
PyPI(2)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| praisonai | 0.0.1 ... 4.6.9 (731 versions) | 4.6.40 | — |
| praisonaiagents | 0.0.1 ... 1.6.9 (568 versions) | 1.6.40 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 5× in last 7d / 37× 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.
- 2026-09-04 05:06 UTCEPSS rescore
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- 2026-08-13 08:00 UTCEG score recompute
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- 2026-08-01 04:16 UTCEPSS rescore
- 2026-07-31 05:51 UTCEG score recompute
- 2026-07-30 16:28 UTCEPSS rescore
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- 2026-07-29 11:38 UTCEG score recompute
- 2026-07-28 15:37 UTCEPSS rescore
- 2026-07-28 04:01 UTCEG score recompute
- 2026-07-27 03:11 UTCEG score recompute
- 2026-07-26 14:54 UTCEPSS rescore
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- 2026-07-23 14:18 UTCEPSS rescore
- 2026-07-23 03:17 UTCEG score recompute
- 2026-07-22 14:08 UTCEPSS rescore
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- 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-2026-47395?
When was CVE-2026-47395 disclosed?
Is CVE-2026-47395 actively exploited?
What is the CVSS score of CVE-2026-47395?
How do I remediate CVE-2026-47395?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-47395
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