Vulnerability · Published Sep 3, 2026 · Assigned by VulDB

CVE-2026-85107NousResearch hermes-agent Electron Main Process main.ts resourceBufferFromUrl allocation of resources

Medium 4.3

In plain English

A medium-severity resource allocation without limits in hermes-agent from NousResearch. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.5%top 56.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in NousResearch hermes-agent 0.18.0. This vulnerability affects the function resourceBufferFromUrl of the file apps/desktop/electron/main.ts of the component Electron Main Process. Performing a manipulation results in allocation of resources. The attack may be initiated remotely. copyImageFromUrl() entry point no longer reachable on current main. That function did exist at v2026.8.3 but was removed by v2026.8.19. The modern copy-image path is Electron-native event.sender.copyImageAt().

Affected products (as reported)

Vendor	Product	Versions
NousResearch	hermes-agent	0.18.0

Weakness: CWE-770, CWE-400 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R

References

VDB-398314 | NousResearch hermes-agent Electron Main Process main.ts resourceBufferFromUrl allocation of resources vdb-entry, technical-description
VDB-398314 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-85107 | CVE Analysis and Report third-party-advisory
Submit #885135 | NousResearch hermes-agent 0.18.0 Allocation of Resources Without Limits or Throttling third-party-advisory