How severe is CVE-2018-5979?

CVE-2018-5979 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-5979 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5979?

CVE-2018-5979 affects Wchat Project Wchat. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5979?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-5979 published?

CVE-2018-5979 was published on 2018-01-24 and last updated on 2026-06-17.

CVE-2018-5979

CVE-2018-5979 is a critical-severity vulnerability in Wchat Project Wchat with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 15% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 15% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Wchat Project Wchat
Published: 2018-01-24
Last modified: 2026-06-17

Description

SQL Injection exists in Wchat Fully Responsive PHP AJAX Chat Script 1.5 via the login.php User field.

Frequently asked questions

What is CVE-2018-5979?: SQL Injection exists in Wchat Fully Responsive PHP AJAX Chat Script 1.5 via the login.php User field.
How severe is CVE-2018-5979?: CVE-2018-5979 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-5979 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5979?: CVE-2018-5979 affects Wchat Project Wchat. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5979?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-5979 published?: CVE-2018-5979 was published on 2018-01-24 and last updated on 2026-06-17.

References

https://www.exploit-db.com/exploits/43864/

Affected products (1)

cpe:2.3:a:wchat_project:wchat:1.5:*:*:*:*:*:*:*

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