CVE-2026-84886

MEDIUM 5.3

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

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-400 CWE-404
Vendor	simular-ai
Product	agent-s
Published	Sep 2, 2026
Last Updated	Sep 5, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

simular-ai / Agent-S

0.3.0 0.3.1 0.3.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/398135 vuldb.com: https://vuldb.com/vuln/398135/cti vuldb.com: https://vuldb.com/cve/CVE-2026-84886 vuldb.com: https://vuldb.com/submit/886443 github.com: https://github.com/hackerguopeng/cve/tree/main/AgentS_OCR_HTTP_Body_Image_DoS_Report

Credits

🔍 hackerguopeng (VulDB User) VulDB CNA Team