Answer in brief
CVE-2019-11043 records a High severity vulnerability in Underflow in PHP-FPM can lead to RCE. The current sources mark it as known exploited. The current feed maps PHP/PHP (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
Answer in brief
CVE-2019-11043 records a High severity vulnerability in Underflow in PHP-FPM can lead to RCE. The current sources mark it as known exploited. The current feed maps PHP/PHP (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps PHP/PHP (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| PHP/PHPgeneric | >=7.1.x <7.1.33 || >=7.2.x <7.2.24 || >=7.3.x <7.3.11 | 7.1.33, 7.2.24, 7.3.11 |
Published upstream
Oct 28, 2019
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 21, 2025
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
May 24, 2026
Added to CISA KEV
Mar 25, 2022
Evidence: source:kev:kev:kev:recordIn PHP versions 7.1.x below 7.1.33, 7.2.x below 7.2.24 and 7.3.x below 7.3.11 in certain configurations of FPM setup it is possible to cause FPM module to write past allocated buffers into the space reserved for FCGI protocol data, thus opening the possibility of remote code execution.
Quoted source text, attributed separately from HOL analysis.
A CVSS score is not reported in the current record. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps PHP/PHP (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| PHP/PHPgeneric | >=7.1.x <7.1.33 || >=7.2.x <7.2.24 || >=7.3.x <7.3.11 | 7.1.33, 7.2.24, 7.3.11 |
Published upstream
Oct 28, 2019
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 21, 2025
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
May 24, 2026
Added to CISA KEV
Mar 25, 2022
Evidence: source:kev:kev:kev:recordIn PHP versions 7.1.x below 7.1.33, 7.2.x below 7.2.24 and 7.3.x below 7.3.11 in certain configurations of FPM setup it is possible to cause FPM module to write past allocated buffers into the space reserved for FCGI protocol data, thus opening the possibility of remote code execution.
Quoted source text, attributed separately from HOL analysis.