Reference page — cumulative record through Saturday, October 3, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-90843

CVE-2026-90843MEDIUM

SabyasachiRana WebMap New Nmap Scan functions_nmap.py nmap_newscan os command injection

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   N   N   L   L   L    5.5   .0218   81.7     —

AFFECTED
  Product  Versions                                    Fixed
  WebMap   8b95fe4dc301a3c09ddf145b895de0bf9f8d2a25 –  —

TIMELINE
  Sep 14  Reserved by VulDB
  Sep 15  Published (CNA: VulDB)
  Sep 16  EXPLOIT PUBLISHED — CVE-2026-90843 (SabyasachiRana WebMap). Public exploit reference added.
  Oct 2   EXPLOIT PUBLISHED — CVE-2026-90843 (SabyasachiRana WebMap). Public exploit reference added.

CWE-78, CWE-77 · CNA: VulDB · CVSS v4.0 · 8 references · NVD status: Deferred

Description

A security vulnerability has been detected in SabyasachiRana WebMap up to 8b95fe4dc301a3c09ddf145b895de0bf9f8d2a25. This affects the function nmap_newscan of the file functions_nmap.py of the component New Nmap Scan Handler. Such manipulation of the argument target/params leads to os command injection. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. The name of the patch is 3d52f65803a2716bff14d938352c6fef45b0cfb6. A patch should be applied to remediate this issue. This issue got fixed with a silent patch.

Lifecycle

Complete event history — 4 events, chronological
Date	Event	Detail
September 14, 2026	Reserved	Reserved by VulDB
September 15, 2026	Published	Published (CNA: VulDB)
September 16, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-90843 (SabyasachiRana WebMap). Public exploit reference added.
October 2, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-90843 (SabyasachiRana WebMap). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
SabyasachiRana	WebMap	—	8b95fe4dc301a3c09ddf145b895de0bf9f8d2a25	—

Weaknesses

CWE-78 · CWE-77

References (8)

https://calledstriker.gitbook.io/blog/security-research/webmap [exploit]
https://github.com/SabyasachiRana/WebMap/ [broken-link, product]
https://github.com/SabyasachiRana/WebMap/commit/3d52f65803a2716bff14d938352c6fef45b0cfb6 [broken-link, patch]
https://raw.githubusercontent.com/CalledSTRIKER/CalledSTRIKER-gitbook/refs/heads/main/security-research/2026-05-30_12-29.png [related]
https://vuldb.com/cve/CVE-2026-90843 [third-party-advisory]
https://vuldb.com/submit/925586 [third-party-advisory]
https://vuldb.com/vuln/403395 [vdb-entry, technical-description]
https://vuldb.com/vuln/403395/cti [signature, permissions-required]

Authoritative record: CVE-2026-90843 at cve.org

Vendors: sabyasachirana

Weaknesses: CWE-78 · CWE-77

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-90843 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 Saturday, October 3, 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.