HOMEVULNERABILITIESCVE-2015-7711
MEDIUM

CVE-2015-7711

CWE-79Published: August 31, 2017· Updated: Jun 17, 2026

6.1
CVSS v3.1

Official Description

Cross-site scripting (XSS) vulnerability in popuphelp.php in ATutor 2.2 and earlier allows remote attackers to inject arbitrary web script or HTML via the h parameter.

NVD Source

Technical Analysis

CVE-2015-7711 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeChanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected Vendors & Products

atutor1 product(s)
atutor
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (8)

http://karmainsecurity.com/KIS-2015-07Exploit · Third Party Advisory
http://seclists.org/fulldisclosure/2015/Nov/12Exploit · Mailing List · Third Party Advisory
http://www.securityfocus.com/archive/1/536837/100/0/threadedExploit · Third Party Advisory · VDB Entry
http://karmainsecurity.com/KIS-2015-07Exploit · Third Party Advisory
http://seclists.org/fulldisclosure/2015/Nov/12Exploit · Mailing List · Third Party Advisory
http://www.securityfocus.com/archive/1/536837/100/0/threadedExploit · Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2015-7711
CVSS Score6.1 / 10
SeverityMEDIUM
WeaknessCWE-79
CISA KEVNo
Affected1 vendor(s)
PublishedAug 31, 2017

Related CVEs (CWE-79)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2015-7711 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.