How severe is CVE-2018-19784?

CVE-2018-19784 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-19784 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19784?

CVE-2018-19784 affects Php-proxy. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-19784?

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

When was CVE-2018-19784 published?

CVE-2018-19784 was published on 2018-12-01 and last updated on 2026-06-17.

CVE-2018-19784

CVE-2018-19784 is a high-severity vulnerability in Php-proxy with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-326.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-326
Affected product: Php-proxy
Published: 2018-12-01
Last modified: 2026-06-17

Description

The str_rot_pass function in vendor/atholn1600/php-proxy/src/helpers.php in PHP-Proxy 5.1.0 uses weak cryptography, which makes it easier for attackers to calculate the authorization data needed for local file inclusion.

Frequently asked questions

What is CVE-2018-19784?: The str_rot_pass function in vendor/atholn1600/php-proxy/src/helpers.php in PHP-Proxy 5.1.0 uses weak cryptography, which makes it easier for attackers to calculate the authorization data needed for local file inclusion.
How severe is CVE-2018-19784?: CVE-2018-19784 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-19784 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19784?: CVE-2018-19784 affects Php-proxy. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-19784?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-19784 published?: CVE-2018-19784 was published on 2018-12-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:php-proxy:php-proxy:5.1.0:*:*:*:*:*:*:*

More vulnerabilities in Php-proxy

CVE-2018-19458 — High (CVSS 7.5): In PHP Proxy 3.0.3, any user can read files from the server without authentication due to an index.php?q=file:/// LFI…
CVE-2018-19246 — High (CVSS 7.5): PHP-Proxy 5.1.0 allows remote attackers to read local files if the default "pre-installed version" (intended for users…
CVE-2018-19785 — Medium (CVSS 6.1): PHP-Proxy through 5.1.0 has Cross-Site Scripting (XSS) via the URL field in index.php.

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