Medium 5.3Published Sep 2, 2026

CVE-2026-84886simular-ai Agent-S OCR HTTP API ocr_server.py ImageData resource consumption

Updated under an hour ago (2026-10-19 09:00 UTC)

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Every CVE for simular-ai Agent-S

Exploited in the last 30 days

A vulnerability was determined in simular-ai Agent-S up to 0.3.2. Affected by this vulnerability is the function ImageData of the file gui_agents/s1/utils/ocr_server.py of the component OCR HTTP API. Executing a manipulation of the argument img_bytes can lead to resource consumption. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS: 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-400, CWE-404
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Sep 5, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

simular-ai Agent-S simular-ai:agent-s	0.3.0; 0.3.1; 0.3.2	CNA record

References

https://vuldb.com/vuln/398135vdb-entry, technical-description
https://vuldb.com/vuln/398135/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-84886third-party-advisory
https://vuldb.com/submit/886443third-party-advisory
https://github.com/hackerguopeng/cve/tree/main/AgentS_OCR_HTTP_Body_Image_DoS_Reportexploit

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.