CVE-2016-3691: Routes in Kallithea before 0.3.2 allows remote attackers to bypass the CSRF protection by using the GET HTTP r

Q: How do I fix CVE-2016-3691?

kallithea: upgrade to newer than 0.3.1. Exact commands for each OS are on this page.

Q: Is CVE-2016-3691 being exploited?

CVE-2016-3691 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-2016-3691 affect?

CVE-2016-3691 affects kallithea. Severity is high (CVSS 8.8). Routes in Kallithea before 0.3.2 allows remote attackers to bypass the CSRF protection by using the GET HTTP request method.

This month

HIGH 8.8UPGRADE

CVE-2016-3691 is a high-severity flaw (CVSS 8.8) affecting kallithea. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Routes in Kallithea before 0.3.2 allows remote attackers to bypass the CSRF protection by using the GET HTTP request method.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-352
Published	2017-04-24
Last modified	2026-06-17

Publisher (CNA): Red Hat, Inc. · Vendor: kallithea-scm

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

Am I affected?

Timeline

2017-04-24 18:59 UTCPublished CVE record published
2026-06-17 00:46 UTCUpdated Record last modified

kallithea-scm kallithea UPGRADE

Affected: <= 0.3.1

Fixed in: newer than 0.3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kallithea || rpm -q kallithea || kallithea --version

2. UPGRADE to newer than 0.3.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade kallithea

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kallithea

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-2016-3691?

kallithea: upgrade to newer than 0.3.1. Exact commands for each OS are on this page.

Is CVE-2016-3691 being exploited?

CVE-2016-3691 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-2016-3691 affect?

CVE-2016-3691 affects kallithea. Severity is high (CVSS 8.8). Routes in Kallithea before 0.3.2 allows remote attackers to bypass the CSRF protection by using the GET HTTP request method.

How urgent is CVE-2016-3691?

Priority 43/100. High severity

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References

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