Answer in brief
CVE-2026-18577 records a High severity (CVSS 8.2) vulnerability in Incomplete patch leads to administrative account takeover. The current sources mark it as known exploited. The current feed maps N-able/N-central (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.2. 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 N-able/N-central (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:n-able:n-central:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:a:n-able:n-central:2026.3:-:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| N-able/N-centralgeneric | 0 | Not reported |
Published upstream
Aug 2, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 6, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 3, 2026
Added to CISA KEV
Aug 3, 2026
Evidence: source:kev:kev:kev:recordAn incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-central Versions through 2026.3.1
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-18577 records a High severity (CVSS 8.2) vulnerability in Incomplete patch leads to administrative account takeover. The current sources mark it as known exploited. The current feed maps N-able/N-central (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.2. 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 N-able/N-central (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:n-able:n-central:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:a:n-able:n-central:2026.3:-:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| N-able/N-centralgeneric | 0 | Not reported |
Published upstream
Aug 2, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 6, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 3, 2026
Added to CISA KEV
Aug 3, 2026
Evidence: source:kev:kev:kev:recordAn incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-central Versions through 2026.3.1
Quoted source text, attributed separately from HOL analysis.