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CVE-2026-112249

grandnode grandnode2 Product Description Product.Layout.Simple.cshtml Html.Raw cross site scripting

CVSS score

4.8

EPSS probability

—

Risk score

0.5

Published

3 h ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Official patch verified

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Impact on My Inventory

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Vulnerability description

CVE AI research

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DayBreach AI Explanation

Verified against sources

grandnode2 Product Description Cross-Site Scripting Vulnerability

Sources read

1

Source agreement

Tam uyum

Evidence confidence

%55

Short explanation

A cross-site scripting vulnerability was detected in grandnode grandnode2 up to version 2.3.0 within the Html.Raw function of the src/Web/Grand.Web/Views/Product/Product.Layout.Simple.cshtml file in the Product Description Handler component.

Why does it matter?

This remotely inducible manipulation results in cross-site scripting with low integrity impact, allowing threat actors to leverage interaction within the affected component.

What should be done?

  • Upgrade to version 2.4.0-beta or 2.4.0
  • Apply the patch identified as 41a8e349eab8d9641cf6ea800d738f2d8991ca22
  • Follow the vendor advisory
Chain of evidence and sources2 verified claims

grandnode2 sürümlerinde 2.3.0 ve öncesi için siteler arası betik çalıştırma açığı bildirilmiştir.

S0 · daybreach-canonicalS1 · cvelist

Sorun 2.4.0-beta veya 2.4.0 sürümlerine geçilerek giderilebilir.

S0 · daybreach-canonicalS1 · cvelist
Show the technical text from the sources

A vulnerability was detected in grandnode grandnode2 up to 2.3.0. Affected is the function Html.Raw of the file src/Web/Grand.Web/Views/Product/Product.Layout.Simple.cshtml of the component Product Description Handler. The manipulation results in cross site scripting. The attack can be launched remotely. Upgrading to version 2.4.0-beta and 2.4.0 is able to address this issue. The patch is identified as 41a8e349eab8d9641cf6ea800d738f2d8991ca22. Upgrading the affected component is recommended. The vendor was contacted early about this disclosure.

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

CWE: CWE-79, CWE-94

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-2026-112249 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1grandnodegrandnode2 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.

SCOREVERSIONSEVERITYVECTORSOURCE
4.8CVSS V4_0MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:XCVE CNA
4.8CVSS V40MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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:XNVD
3.3CVSS V2_0—AV:N/AC:L/Au:M/C:N/I:P/A:N/E:ND/RL:OF/RC:CCVE CNA
3.3CVSS V2—AV:N/AC:L/Au:M/C:N/I:P/A:NNVD
2.4CVSS V3_1LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:X/RL:O/RC:CCVE CNA
2.4CVSS V3_0LOWCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:X/RL:O/RC:CCVE CNA
2.4CVSS V31LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:NNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

6 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

cvelist

CNA çözüm referansı

Open source
cvelist

CNA çözüm referansı

Open source
cvelist

CNA çözüm referansı

Open source
reference

Yama veya çözüm referansı

Open source
reference

Yama veya çözüm referansı

Open source
reference

Yama veya çözüm referansı

Open source
Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Apply the official update named in the evidence only to the matching product and version.
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-2026-112249 is associated with the following CWEs:

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CWE-94: Improper Control of Generation of Code ('Code Injection')

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-2026-112249 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsHigh
User—

Official Sources and Advisories

VDB-422323 | grandnode grandnode2 Product Description Product.Layout.Simple.cshtml Html.Raw cross site scriptingvendor-advisoryVDB-422323 | CTI Indicators (IOB, IOC, TTP, IOA)vendor-advisoryCVE-2026-112249 | CVE Analysis and Reportvendor-advisorySubmit #986350 | GrandNode grandnode2 <= 2.3.0 Cross Site Scriptingvendor-advisoryhttps://github.com/grandnode/grandnode2/security/advisories/GHSA-cvpg-48r9-fq67vendor-advisoryhttps://github.com/grandnode/grandnode2/pull/780patchhttps://github.com/grandnode/grandnode2/commit/41a8e349eab8d9641cf6ea800d738f2d8991ca22patchhttps://github.com/grandnode/grandnode2/releases/tag/2.4.0-betapatchhttps://github.com/grandnode/grandnode2/vendor-advisory

CVSS Vector Radar Chart

4.8 / 10
Attack VectorNetworkComplexityLowPrivilegesHighUser Interact.RequiredConfidentialityLowIntegrityNoneAvailabilityNone

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh privileges
User InteractionP
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)P
Availability (Erişilebilirlik)None

Yama doğrulandı

6 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

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Weakness Type (CWE & CAPEC)

CWE-79 CWE-94

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CVE-2026-112249 · grandnode grandnode2 Product Description…