Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2023-27172

CVE-2023-27172CRITICAL

n/a n/a — Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  H  N    9.1   .0069   51.0     —

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Feb 27  Reserved by mitre
  Dec 20  Published (CNA: mitre)
  Sep 16  EXPLOIT PUBLISHED — CVE-2023-27172. Public exploit reference added.

CWE-307 · CNA: mitre · CVSS v3.1 · 2 references · NVD status: Modified

Description

Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens. This allows attackers to easily obtain the secret key used to sign JWT tokens via a bruteforce attack.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
February 27, 2023	Reserved	Reserved by mitre
December 20, 2023	Published	Published (CNA: mitre)
September 16, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2023-27172. Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

Weaknesses

CWE-307

References (2)

https://balwurk.github.io/CVE-2023-27172/ [Exploit, Third Party Advisory]
https://ghostline.neocities.org/CVE-2023-27172/

Authoritative record: CVE-2023-27172 at cve.org

Weaknesses: CWE-307

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-27172 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 Sunday, October 4, 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.