Answer in brief
CVE-2026-16053 records a Unknown severity vulnerability in Path Traversal. The current sources do not mark it as known exploited. The current feed maps Zohocorp/ManageEngine M365 Manager Plus (generic), Zohocorp/ManageEngine M365 Security Plus (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. The current sources do not mark it as known exploited. 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 Zohocorp/ManageEngine M365 Manager Plus (generic), Zohocorp/ManageEngine M365 Security Plus (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Zohocorp/ManageEngine M365 Manager Plusgeneric | >=0 <4820 | 4820 |
| Zohocorp/ManageEngine M365 Security Plusgeneric | >=0 <4820 | 4820 |
Published upstream
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 11, 2026
Zohocorp ManageEngine M365 Manager Plus and M365 Security Plus versions below 4820 are affected to Authenticated Path Traversal vulnerability in Exchange Online backup module.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-16053 records a Unknown severity vulnerability in Path Traversal. The current sources do not mark it as known exploited. The current feed maps Zohocorp/ManageEngine M365 Manager Plus (generic), Zohocorp/ManageEngine M365 Security Plus (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. The current sources do not mark it as known exploited. 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 Zohocorp/ManageEngine M365 Manager Plus (generic), Zohocorp/ManageEngine M365 Security Plus (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Zohocorp/ManageEngine M365 Manager Plusgeneric | >=0 <4820 | 4820 |
| Zohocorp/ManageEngine M365 Security Plusgeneric | >=0 <4820 | 4820 |
Published upstream
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 11, 2026
Zohocorp ManageEngine M365 Manager Plus and M365 Security Plus versions below 4820 are affected to Authenticated Path Traversal vulnerability in Exchange Online backup module.
Quoted source text, attributed separately from HOL analysis.