CVE-2019-15503

CRITICALNVD 9.89.8—

9.8

cgi-cpn/xcoding/prontus_videocut.cgi in AltaVoz Prontus (aka ProntusCMS) through 12.0.3.0 has "Improper Neutralization of Special Elements used in an OS Command," allowing attackers to execute OS commands via an HTTP GET parameter.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 79.1%
KEV: Not listed

Published

August 26, 2019

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated May 29, 2026

No patch confirmed yet.

generic

CVE-2019-15503: Vulnerabilidad permite ejecución de comandos remotos (RCE) en ProntusCMS - NIVEL4 Labs

https://blog.nivel4.com/investigaciones/vulnerabilidad-de-ejecucion-de-comandos-remotos-rce-en-prontuscms/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-78OS Command Injection

Data Freshness Timeline

(refreshed 10× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 15:16 UTCEG score recompute
2026-05-27 15:16 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2019-15503?

CVE-2019-15503 is a critical vulnerability published on August 26, 2019. cgi-cpn/xcoding/prontus_videocut.cgi in AltaVoz Prontus (aka ProntusCMS) through 12.0.3.0 has "Improper Neutralization of Special Elements used in an OS Command," allowing attackers to execute OS commands via an HTTP GET parameter.

When was CVE-2019-15503 disclosed?

CVE-2019-15503 was first published in the National Vulnerability Database on August 26, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-15503 actively exploited?

CVE-2019-15503 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 79.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-15503?

CVE-2019-15503 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-15503?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-15503, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2019-15503

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

CVE-2019-15503: Vulnerabilidad permite ejecución de comandos remotos (RCE) en ProntusCMS - NIVEL4 Labs

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-15503?

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Published

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Advisory Details (1)

Frequently asked(5)

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