Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-84888
RightNow-AI OpenFang tool_runner.rs shell_exec memory allocation
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N L N L N N N L 2.1 .0047 38.5 —
AFFECTED
Product Versions Fixed
OpenFang 0.6.0 – —
TIMELINE
Sep 2 Reserved by VulDB
Sep 2 Published (CNA: VulDB)
Sep 3 RESCORED — CVE-2026-84888 (RightNow-AI OpenFang). CVSS 5.3 → 2.1 (NVD).
Description
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.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| September 2, 2026 | Reserved | Reserved by VulDB |
| September 2, 2026 | Published | Published (CNA: VulDB) |
| September 3, 2026 | RESCORED | RESCORED — CVE-2026-84888 (RightNow-AI OpenFang). CVSS 5.3 → 2.1 (NVD). |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| RightNow-AI | OpenFang | — | 0.6.0 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-84888 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.