SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2008-5783

admin/index.php in V3 Chat Live Support 3.0.4 allows remote attackers to bypass authentication and gain administrative access by setting the admin cookie to 1.

EXPLOIT ×2 ✓HIGH 7.5EPSS 3.37%

Does this matter?

2 public exploits are published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 3.4%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.

Description

admin/index.php in V3 Chat Live Support 3.0.4 allows remote attackers to bypass authentication and gain administrative access by setting the admin cookie to 1.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
3.37% probability · 89th percentile
Public exploits
2 in Exploit-DB · verified · first 8 November 2008
CISA KEV
Not listed
Weakness
CWE-287
Affected
v3chat/v3 chat live support
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 3.37%26 October 202626 October 2026

EPSS 3.4% 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.

Public exploits (2)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-7069source ↗V3 Chat Live Support 3.0.4 - Insecure Cookie Handlingphp · Cyber-Zonewebapps8 November 2008yes
EDB-7063source ↗V3 Chat Profiles/Dating Script 3.0.2 - Insecure Cookie Handlingphp · Stackwebapps8 November 2008yes

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