CVE-2019-15556: Pvanloon1983 social_network before 2019-07-03 allows SQL injection in includes/form_handlers/register_handler.

Q: How do I fix CVE-2019-15556?

social network: upgrade to 2019-07-03. Exact commands for each OS are on this page.

Q: Is CVE-2019-15556 being exploited?

CVE-2019-15556 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-2019-15556 affect?

CVE-2019-15556 affects social network. Severity is critical (CVSS 9.8). Pvanloon1983 social_network before 2019-07-03 allows SQL injection in includes/form_handlers/register_handler.php.

Q: How urgent is CVE-2019-15556?

Priority 57/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2019-15556 is a critical-severity flaw (CVSS 9.8) affecting social network. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Pvanloon1983 social_network before 2019-07-03 allows SQL injection in includes/form_handlers/register_handler.php.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Weakness	CWE-89
Published	2019-08-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: social network project

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

Am I affected?

Timeline

2019-08-26 13:15 UTCPublished CVE record published
2026-06-17 02:20 UTCUpdated Record last modified

social network project social network UPGRADE

Affected: < 2019-07-03

Fixed in: 2019-07-03

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy social-network || rpm -q social-network || social-network --version

2. UPGRADE to 2019-07-03 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade social-network

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade social-network

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-2019-15556?

social network: upgrade to 2019-07-03. Exact commands for each OS are on this page.

Is CVE-2019-15556 being exploited?

CVE-2019-15556 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-2019-15556 affect?

CVE-2019-15556 affects social network. Severity is critical (CVSS 9.8). Pvanloon1983 social_network before 2019-07-03 allows SQL injection in includes/form_handlers/register_handler.php.

How urgent is CVE-2019-15556?

Priority 57/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2017-3499 HIGH 7.5 MITIGATE Vulnerability in the Oracle Social Network component of Oracle Fusion Middleware (subcomponent: Android Client

References

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