CVE-2015-2770: Cross-site request forgery (CSRF) vulnerability in the command line page in Websense TRITON V-Series appliance

Q: How do I fix CVE-2015-2770?

v-series appliances: upgrade to newer than 7.7. Exact commands for each OS are on this page.

Q: Is CVE-2015-2770 being exploited?

CVE-2015-2770 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2015-2770 affect?

CVE-2015-2770 affects v-series appliances. Severity is medium (CVSS 6.8). Cross-site request forgery (CSRF) vulnerability in the command line page in Websense TRITON V-Series appliances before 8.0.0 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.

Q: How urgent is CVE-2015-2770?

Priority 36/100. No elevated risk signals yet.

Routine

MEDIUM 6.8UPGRADE

CVE-2015-2770 is a medium-severity flaw (CVSS 6.8) affecting v-series appliances. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site request forgery (CSRF) vulnerability in the command line page in Websense TRITON V-Series appliances before 8.0.0 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-352
Published	2015-03-27
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

2015-03-27 14:59 UTCPublished CVE record published
2026-06-17 00:24 UTCUpdated Record last modified

websense v-series appliances UPGRADE

Affected: <= 7.7

Fixed in: newer than 7.7

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 7.7 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade v-series-appliances

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade v-series-appliances

Note

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

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-2015-2770?

v-series appliances: upgrade to newer than 7.7. Exact commands for each OS are on this page.

Is CVE-2015-2770 being exploited?

CVE-2015-2770 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-2015-2770 affect?

CVE-2015-2770 affects v-series appliances. Severity is medium (CVSS 6.8). Cross-site request forgery (CSRF) vulnerability in the command line page in Websense TRITON V-Series appliances before 8.0.0 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.

How urgent is CVE-2015-2770?

Priority 36/100. No elevated risk signals yet.

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References

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