CVE-2026-49276

Name: CVE-2026-49276 — Vulnerability Record
Brand: Quanteta Data Lab
SKU: CVE-2026-49276

HIGH

CVSS v4.0: 7.4

NetworkNo privilegesXSSVendor advisory ref

Source data as of: 2026-07-10 05:05:50 UTC

At a glance

Severity: HIGH
CVSS: 7.4 v4.0 · NVD
EPSS: EPSS not provided by FIRST.org for this CVE
CISA KEV: No
Type: XSS · NVD CWE
Attack conditions (CVSS vector): NetworkNo privileges · Source: NVD Vector
Published: 2026-07-09 · Modified: 2026-07-09
References: Jump to references (3)

CVSS / EPSS / KEV

CVSS v4.0 7.4 / 10 HIGH Source: NVD

EPSS — EPSS not provided by FIRST.org for this CVE Source: FIRST.org

CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

Description

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites using the writer field in any blueprint allowed a scripting link to be included as the target of a link or email link in writer mark components, making the target clickable by the user who entered it and enabling self cross-site scripting in the Panel. This issue is fixed in versions 4.9.4 and 5.4.4.

Record details

CVE ID: CVE-2026-49276
CVSS (v4.0): 7.4 (HIGH)
Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/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:X
CISA KEV: No
Weakness (CWE): CWE-83
Affected configurations (CPE): 0
Published: 2026-07-09
Modified: 2026-07-09
Status: Received

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

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