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CVE-2026-48212

Stored XSS in external pages

CVSS score

4.8

EPSS probability

%0.1

Risk score

0.0

Published

8 h ago

OverviewPublic Exploits (0)NewsroomVulnerability 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

CVE-2026-48212 Cross-Site Scripting Vulnerability in OTRS

Sources read

1

Source agreement

Tam uyum

Evidence confidence

%55

Short explanation

The CVE-2026-48212 vulnerability in OTRS allows an administrator to enter arbitrary JavaScript into a Custom Page content, which executes in the browser of users accessing that page (S0).

Why does it matter?

This vulnerability permits an authorized user to execute stored malicious scripts, potentially compromising user sessions and data security (S0).

What should be done?

  • Follow the vendor advisory (S0)
  • Check for updates (S0)
Chain of evidence and sources2 verified claims

CVE-2026-48212, OTRS 7.0.X, 8.0.X, 2023.X, 2024.X, 2025.X ve 2026.7.X öncesi 2026.X sürümlerini etkiler.

S0 · daybreach-canonicalS1 · nvd

Bir OTRS yöneticisi Özel Sayfa içeriğine rastgele JavaScript girebilir ve bu betik kullanıcı tarayıcısında çalıştırılır.

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

An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.7.X

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A: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-2026-48212 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1OTRS GmbH (former OTRS AG)OTRS 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 V3_1MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:NCVE CNA
4.8CVSS V31MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:NNVD

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-2026-48212 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-2026-48212 weaknesses.

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

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsHigh
UserGerekiyor

Official Sources and Advisories

https://otrs.com/release-notes/otrs-security-advisory-2026-11/vendor-advisory

CVSS Vector Radar Chart

4.8 / 10
Attack VectorNetworkComplexityLowPrivilegesHighUser Interact.RequiredConfidentialityLowIntegrityLowAvailabilityNone

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh privileges
User Interaction—
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)Low
Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

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

Follow the vendor

OG
OTRS GmbH (former OTRS AG) logo
OTRS GmbH (former OTRS AG)

Weakness Type (CWE & CAPEC)

CWE-79

Similar Vulnerabilities

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CVE-2026-48212 · Stored XSS in external pages · DayBreach