CVE-2026-108682

zhayujie CowAgent Web Console upload read denial of service

CVSS score

5.3

EPSS probability

—

Risk score

0.5

Published

23 h ago

Overview Public Exploits (0)Newsroom Vulnerability Timeline

Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

Impact on My Inventory

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Vulnerability description

CVE AI research

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DayBreach AI Explanation

Verified against sources

zhayujie CowAgent Web Console /upload read Function Denial of Service Vulnerability

Sources read

Source agreement

0/2

Evidence confidence

%44

Short explanation

A weakness has been identified in zhayujie CowAgent versions up to 2.1.6 within the read function of the /upload file in the Web Console component. This remote manipulation causes a denial of service. An exploit has been made public, and the vendor did not respond to early disclosures.

Why does it matter?

It allows a low-privileged remote attacker to trigger a denial of service condition through the web console. A public exploit is available and the vendor has not provided a response or patch.

What should be done?

Follow vendor advisories
Restrict access to the web console

Note on uncertainty

2 alanda kaynak uyuşmazlığı var. DayBreach bu değerleri saklamadı; kaynak karşılaştırması aşağıda gösteriliyor.

Chain of evidence and sources3 verified claims

zhayujie CowAgent 2.1.6 ve önceki sürümlerde Web Console /upload read işlevinde servis dışı bırakma zafiyeti bulunmaktadır.

S0 · daybreach-canonical S1 · cvelist S2 · nvd

Saldırı uzaktan başlatılabilmekte olup zafiyet için halka açık bir istismar mevcuttur.

S0 · daybreach-canonical S1 · cvelist S2 · nvd

Satıcı erken bildirimlere yanıt vermemiştir ve yama durumu belirsizdir.

S0 · daybreach-canonical S1 · cvelist

Show the technical text from the sources

A weakness has been identified in zhayujie CowAgent up to 2.1.6. The affected element is the function read of the file /upload of the component Web Console. This manipulation causes denial of service. It is possible to initiate the attack 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.

CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CWE: CWE-404

Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-108682 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

ID	VENDOR	PRODUCT	ACTION
1	zhayujie	CowAgent	View

Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCORE	VERSION	SEVERITY	VECTOR	SOURCE
5.5	CVSS V2	—	AV:N/AC:L/Au:S/C:N/I:P/A:P	NVD
5.5	CVSS V2_0	—	AV:N/AC:L/Au:S/C:N/I:P/A:P/E:POC/RL:ND/RC:C	CVE CNA
5.4	CVSS V31	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L	NVD
5.4	CVSS V3_1	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C	CVE CNA
5.4	CVSS V3_0	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C	CVE CNA
5.3	CVSS V4_0	MEDIUM	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	CVE CNA
2.1	CVSS V40	LOW	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X	NVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.

Restrict access to internet-facing services and apply network segmentation.

Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.

Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-108682 is associated with the following CWEs:

CWE-404: Common Weakness Enumeration Entry CWE-404

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-108682 weaknesses.

CAPEC-66: SQL Injection CAPEC-126: Path Traversal CAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden

PermissionsLow

UserGerekmiyor

Official Sources and Advisories

VDB-416390 | zhayujie CowAgent Web Console upload read denial of servicevendor-advisory VDB-416390 | CTI Indicators (IOB, IOC, TTP, IOA)vendor-advisory CVE-2026-108682 | CVE Analysis and Reportvendor-advisory Submit #958012 | zhayujie CowAgent 2.1.6 Denial of Servicevendor-advisory https://github.com/hackerguopeng/cve/tree/main/CowAgent_Web_Upload_File_Directory_DoS_Reportvendor-advisory

CVSS Vector Radar Chart

5.3 / 10

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow privileges

User InteractionNone required

Confidentiality (Gizlilik)Low

Integrity (Bütünlük)None

Availability (Erişilebilirlik)Low

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

zhayujie

Weakness Type (CWE & CAPEC)

CWE-404

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CVE-2026-108683

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