TI-2026-58352 Aliases CVE-2026-84888 GHSA-699f-5qvf-vjwg

RightNow-AI OpenFang tool_runner.rs shell_exec memory allocation

MEDIUM 57CWE-400Published 2026-09-02 · Updated 2026-09-03

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · Low
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-400.

Summary

A weakness has been identified in RightNow-AI OpenFang up to 0.6.9. This vulnerability affects the function shell_exec of the file crates/openfang-runtime/src/tool_runner.rs. This manipulation causes uncontrolled memory allocation. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00471 40th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
RightNow-AI	OpenFang	0.6.0; 0.6.1; 0.6.2; 0.6.3; 0.6.4; 0.6.5; 0.6.6; 0.6.7; 0.6.8; 0.6.9	—	No fix listed	CNA

OpenFang VendorRightNow-AI Affected 0.6.0; 0.6.1; 0.6.2; 0.6.3; 0.6.4; 0.6.5; 0.6.6; 0.6.7; 0.6.8; 0.6.9 Fixed in — No fix listed CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:rightnow-ai:openfang::::::::	—	—	—

cpe:2.3:a:rightnow-ai:openfang:*:*:*:*:*:*:*:* Versions — — ·—

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-84888
2026-10-03 Alias added: GHSA-699f-5qvf-vjwg

References

Exploit 1

https://github.com/outlookgp/CVE/tree/main/OpenFang_ShellExec_Output_Buffer_DoS_Report

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences