CVE-2016-20051: Snews CMS 1.7 contains a cross-site request forgery vulnerability that allows attackers to change administrato

Q: How do I fix CVE-2016-20051?

snews: upgrade to newer than 1.7. Exact commands for each OS are on this page.

Q: Is CVE-2016-20051 being exploited?

CVE-2016-20051 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-2016-20051 affect?

CVE-2016-20051 affects snews. Severity is medium (CVSS 5.3). Snews CMS 1.7 contains a cross-site request forgery vulnerability that allows attackers to change administrator credentials without authentication by crafting malicious HTML forms. Attackers can trick authenticated administrators into visit

Q: How urgent is CVE-2016-20051?

Priority 30/100. Public exploit reference; Remotely exploitable, no login, no user action

This week

MEDIUM 5.3REMOTEUPGRADE

CVE-2016-20051 is a medium-severity flaw (CVSS 5.3) affecting snews. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Snews CMS 1.7 contains a cross-site request forgery vulnerability that allows attackers to change administrator credentials without authentication by crafting malicious HTML forms. Attackers can trick authenticated administrators into visiting a page containing a hidden form that submits POST requests to the changeup action, modifying the admin username and password parameters to gain unauthorized access.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 95%)
CISA exploited list	No
Weakness	CWE-352
Published	2026-04-04
Last modified	2026-07-21

Publisher (CNA): VulnCheck · Vendor: snewscms

Last updated 2026-07-21 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-04 14:16 UTCPublished CVE record published
2026-07-21 07:10 UTCUpdated Record last modified

snewscms snews UPGRADE

Affected: <= 1.7

Fixed in: newer than 1.7

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 1.7 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade snews

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-2016-20051?

snews: upgrade to newer than 1.7. Exact commands for each OS are on this page.

Is CVE-2016-20051 being exploited?

CVE-2016-20051 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-2016-20051 affect?

CVE-2016-20051 affects snews. Severity is medium (CVSS 5.3). Snews CMS 1.7 contains a cross-site request forgery vulnerability that allows attackers to change administrator credentials without authentication by crafting malicious HTML forms. Attackers can trick authenticated administrators into visit

How urgent is CVE-2016-20051?

Priority 30/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2016-20052 CRITICAL 9.8 UPGRADE Snews CMS 1.7 contains an unrestricted file upload vulnerability that allows unauthenticated attackers to uplo

References

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