Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV N L N L N N L L 2.1 .0043 35.8 —
AFFECTED Product Versions Fixed HTMLy 3.1.0 – —
TIMELINE Aug 3 Reserved by VulDB Aug 3 Published (CNA: VulDB) Aug 4 EXPLOIT PUBLISHED — CVE-2026-18645 (danpros HTMLy). Public exploit reference added.
A security flaw has been discovered in danpros HTMLy up to 3.1.1. This affects the function add_content of the file /system/admin/admin.php of the component Admin Content Endpoint. Performing a manipulation of the argument oldfile results in path traversal. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
| Date | Event | Detail |
|---|---|---|
| August 3, 2026 | Reserved | Reserved by VulDB |
| August 3, 2026 | Published | Published (CNA: VulDB) |
| August 4, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-18645 (danpros HTMLy). Public exploit reference added. |
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|---|---|---|---|
| danpros | HTMLy | — | 3.1.0 | — |
Authoritative record: CVE-2026-18645 at cve.org
Vendors: danpros
Weaknesses: CWE-22
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-18645 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.