SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-27764

The images show the cookie with the missing flag.

MEDIUM 6.5EPSS 0.55%

Does this matter?

Lower severity and a low EPSS score (0.55%). Track it; it rarely justifies an emergency change on its own.

Description

Cookie without HTTPONLY flag set. NUMBER cookie(s) was set without Secure or HTTPOnly flags. The images show the cookie with the missing flag. (WebUI)

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
0.55% probability · 46th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-614, CWE-311, CWE-732
Affected
hcltech/bigfix webui
Source
psirt@hcl.com
EPSS trend
0%3%5%26 October 2026: 0.55%26 October 202626 October 2026

EPSS 0.6% since 26 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.