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CVE-2026-112148

Cross-site scripting in LY Corporation LIFF SDK

CVSS score

5.1

EPSS probability

—

Risk score

0.5

Published

4 h ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

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Vulnerability description

CVE AI research

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DayBreach AI Explanation

Verified against sources

CVE-2026-112148 – DOM‑based XSS in LIFF SDK

Sources read

1

Source agreement

Tam uyum

Evidence confidence

%55

Short explanation

LIFF SDK versions 2.20.0‑2.31.0 contain a DOM‑based XSS flaw that lets an attacker execute JavaScript via a crafted URL to steal authentication tokens and application data.

Why does it matter?

Stolen tokens enable session hijacking and unauthorized actions.

What should be done?

  • Upgrade to a version newer than the affected range
  • Monitor the vendor’s security advisory for updates
  • Validate and sanitize incoming URLs
Chain of evidence and sources3 verified claims

CVE-2026-112148, LIFF SDK 2.20.0 ile 2.31.0 arasındaki sürümlerde DOM tabanlı XSS açığı içerir.

S0 · daybreach-canonicalS1 · cvelist

Bu açık, kullanıcı zararlı bir URL açtığında saldırganın JavaScript çalıştırarak oturum token’larını çalmasına ve yetkisiz eylemler yapmasına olanak tanır.

S0 · daybreach-canonical

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S0 · daybreach-canonical
Show the technical text from the sources

A vulnerability has been identified in LIFF SDK versions 2.20.0 through 2.31.0, where a DOM-based cross-site scripting (XSS) flaw allows an attacker to execute arbitrary JavaScript in the origin of an affected LIFF application's endpoint when a user opens a specially crafted URL in an external browser, potentially leading to disclosure of JavaScript-accessible authentication tokens or application data, or unauthorized actions using the user's session.

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

CWE: CWE-79

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-2026-112148 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1LY CorporationLIFF SDK 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
5.1CVSS V4_0MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:NCVE CNA
5.1CVSS V40MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/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

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

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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-2026-112148 is associated with the following CWEs:

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

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-2026-112148 weaknesses.

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

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
User—

Official Sources and Advisories

https://line.github.io/security-advisory-blog/CVE-2026-112148/vendor-advisoryhttps://github.com/line/liff/security/advisories/GHSA-wppr-qmp4-w627vendor-advisory

CVSS Vector Radar Chart

5.1 / 10
Attack VectorNetworkComplexityLowPrivilegesNoneUser Interact.RequiredConfidentialityLowIntegrityNoneAvailabilityNone

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone required
User InteractionA
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)A
Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

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

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LC
LY Corporation logo
LY Corporation

Weakness Type (CWE & CAPEC)

CWE-79

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CVE-2026-112148 · Cross-site scripting in LY Corporation…