CVE Program Container

Answer in brief

CVE-2023-27997 records a High severity vulnerability in CVE Program Container. The current sources mark it as known exploited. The current feed maps Fortinet/FortiOS (generic), Fortinet/FortiOS-6K7K (generic), Fortinet/FortiProxy (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jun 13, 2023Updated Jul 31, 2026Source checked Sep 19, 2026First seen by HOL May 24, 2026Material review Jul 31, 2026

Upstream Advisory

Key facts

Risk: High
Exploitation: Known exploited
Affected software: 3 mapped packages or products
Fix availability: Not reported

Why this deserves its current priority

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.

Affected scope and exposure questions

The current feed maps Fortinet/FortiOS (generic), Fortinet/FortiOS-6K7K (generic), Fortinet/FortiProxy (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Fortinet/FortiOSgeneric	7.2.0 \|\| 7.0.0 \|\| 6.4.0 \|\| 6.2.0 \|\| 6.0.0	Not reported
Fortinet/FortiOS-6K7Kgeneric	7.0.10 \|\| 7.0.5 \|\| 6.4.12 \|\| 6.4.10 \|\| 6.4.8 \|\| 6.4.6 \|\| 6.4.2 \|\| 6.2.9 \|\| 6.2.6 \|\| 6.2.4 \|\| 6.0.12 \|\| 6.0.10	Not reported
Fortinet/FortiProxygeneric	7.2.0 \|\| 7.0.0 \|\| 2.0.0 \|\| 1.2.0 \|\| 1.1.0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Fortinet/FortiOS, Fortinet/FortiOS-6K7K, Fortinet/FortiProxy.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Jun 13, 2023
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Jul 31, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
May 24, 2026
Added to CISA KEV
Jun 13, 2023
Evidence: source:kev:kev:kev:record

Sources and claim methodology

Upstream source description

A heap-based buffer overflow vulnerability [CWE-122] in FortiOS version 7.2.4 and below, version 7.0.11 and below, version 6.4.12 and below, version 6.0.16 and below and FortiProxy version 7.2.3 and below, version 7.0.9 and below, version 2.0.12 and below, version 1.2 all versions, version 1.1 all versions SSL-VPN may allow a remote attacker to execute arbitrary code or commands via specifically crafted requests.

Quoted source text, attributed separately from HOL analysis.