SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-1000247

British Columbia Institute of Technology CodeIgniter 3.1.3 is vulnerable to HTTP Header Injection in the set_status_header() common function under Apache resulting in HTTP Header Injection flaws.

HIGH 7.5EPSS 0.93%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

British Columbia Institute of Technology CodeIgniter 3.1.3 is vulnerable to HTTP Header Injection in the set_status_header() common function under Apache resulting in HTTP Header Injection flaws.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
0.93% probability · 60th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-20
Affected
codeigniter/codeigniter
Source
cve@mitre.org
EPSS trend
0%3%5%27 October 2026: 0.93%27 October 202627 October 2026

EPSS 0.9% 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.