SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2024-27123

A cross-site scripting (XSS) vulnerability has been reported to affect QcalAgent.

MEDIUM 5.2EPSS 0.18%

Does this matter?

Lower severity and a low EPSS score (0.18%). Track it; it rarely justifies an emergency change on its own.

Description

A cross-site scripting (XSS) vulnerability has been reported to affect QcalAgent. The local attackers can then exploit the vulnerability to bypass security mechanisms or read application data. We have already fixed the vulnerability in the following version: QcalAgent 1.1.9 and later

CVSS 4.0
5.2 MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:L/VA:N/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/M
EPSS
0.18% probability · 8th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Source
security@qnapsecurity.com.tw
EPSS trend
0%3%5%27 October 2026: 0.18%27 October 202627 October 2026

EPSS 0.2% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.