CVE-2026-117509

MEDIUM
MEDIUM Priority: 0.02 BB Relevance: 61/100
Published: 2026-10-27 Modified: 2026-10-28 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
AT: None
VC: Low
VI: Low
VA: Low

Description

A vulnerability was detected in crownpku Rasa_NLU_Chi up to 0.12.2. Affected is the function Persistor._decompress of the file rasa_nlu/persistor.py of the component Model Persistor. The manipulation results in path traversal. The attack may be launched remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
crownpku Rasa_NLU_Chi 0.12.0

Bug Bounty Relevance

61 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

5.3 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

EPSS — Exploitation Probability

0.41%
Raw Score 0.004070
Percentile 34.9%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00407
2026-10-28
0.00407

Intelligence Sources

mitre ref →
nvd ref →