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SCA: security update for phalcon/cphalcon (GHSA-hrwp-4hh9-c8r8)

critical Tenable Self-Hosted Container Security Plugin ID 446225

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - Phalcon is a high-performance, full-stack PHP framework. In 5.15.0 and earlier, resolveFilter in
 phalcon/Mvc/View/Engine/Volt/Compiler.zep builds the join filter by inserting the raw separator and array
 token values into generated PHP without passing them through expression(). An attacker who can influence
 Volt template source can place quote-breaking content in a join argument, inject PHP into the compiled
 cache file, and execute it when Phalcon\Mvc\View\Engine\Volt::render() loads the template. This issue is
 fixed in version 5.16.0. (CVE-2026-59989)

Solution

Update the phalcon/cphalcon library and its related packages to version 5.16.0 or later.

See Also

https://github.com/advisories/GHSA-hrwp-4hh9-c8r8

Plugin Details

Severity: Critical

ID: 446225

Version: Revision 1.1

Type: Local

Family: SCA Checks

Published: 8/22/2026

Updated: 8/22/2026

Risk Information

Vendor

Vendor Severity: Critical

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2026-59989

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: Critical

Base Score: 9.2

Threat Score: 7.2

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 8/21/2026

Vulnerability Publication Date: 8/21/2026

Reference Information

CVE: CVE-2026-59989