CVE-2015-2703: Multiple cross-site scripting (XSS) vulnerabilities in Websense TRITON AP-WEB before 8.0.0 and V-Series 7.7 ap

This month

MEDIUM 4.3UPGRADEDOWNGRADE

CVE-2015-2703 is a medium-severity flaw (CVSS 4.3) affecting triton ap web, v-series appliances. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in Websense TRITON AP-WEB before 8.0.0 and V-Series 7.7 appliances allow remote attackers to inject arbitrary web script or HTML via the (1) ws-userip in the ws-encdata parameter to cve-bin/moreBlockInfo.cgi in the Data Security block page or (2) admin_msg parameter to configure/ssl_ui/eva-config/client-cert-import_wsoem.html in the Content Gateway, which is not properly handled in an error mess

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	2.5% (top 15%)
CISA exploited list	No
Weakness	CWE-79
Published	2015-03-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: websense

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2015-03-25 14:59 UTCPublished CVE record published
2026-06-17 00:24 UTCUpdated Record last modified

websense triton ap web UPGRADE

Affected: <= 7.8.3

Fixed in: newer than 7.8.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy triton-ap-web || rpm -q triton-ap-web || triton-ap-web --version

2. UPGRADE to newer than 7.8.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade triton-ap-web

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade triton-ap-web

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

websense v-series appliances DOWNGRADE

Affected: 7.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.7

1. Check installed version

apt-cache policy v-series-appliances || rpm -q v-series-appliances || v-series-appliances --version

2. No fixed release: DOWNGRADE to a release before 7.7 (Debian / Ubuntu)

apt-cache madison v-series-appliances sudo apt install v-series-appliances=<VERSION_BEFORE_7.7> sudo apt-mark hold v-series-appliances

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list v-series-appliances sudo dnf downgrade v-series-appliances-<VERSION_BEFORE_7.7> sudo dnf versionlock add v-series-appliances

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2015-2703?

triton ap web: upgrade to newer than 7.8.3; v-series appliances: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2015-2703 being exploited?

CVE-2015-2703 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2015-2703 affect?

CVE-2015-2703 affects triton ap web, v-series appliances. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in Websense TRITON AP-WEB before 8.0.0 and V-Series 7.7 appliances allow remote attackers to inject arbitrary web script or HTML via the (1) ws-userip in the ws-encdata parameter to cve-bi

How urgent is CVE-2015-2703?

Priority 41/100. Public exploit reference

Related CVEs

CVE-2015-2762 MEDIUM 5.0 UPGRADE Websense TRITON AP-WEB before 8.0.0 allows remote attackers to enumerate Windows domain user accounts via vect
CVE-2015-2761 MEDIUM 4.3 UPGRADE Cross-site scripting (XSS) vulnerability in the Exceptions and Scanning Exceptions Pages in Websense TRITON AP
CVE-2015-2748 MEDIUM 5.0 UPGRADE UPGRADE Websense TRITON AP-WEB before 8.0.0 does not properly restrict access to files in explorer_wse/, which allows
CVE-2015-2702 MEDIUM 4.3 UPGRADE UPGRADE Cross-site scripting (XSS) vulnerability in the Message Log in the Email Security Gateway in Websense TRITON A
CVE-2014-9711 MEDIUM 4.3 UPGRADE UPGRADE Multiple cross-site scripting (XSS) vulnerabilities in the Investigative Reports in Websense TRITON AP-WEB bef

References

← Back to latest CVEs