Cyber Resilience

CVE-2021-40260

MediumPublic PoC

Published: 08 November 2021

Published
08 November 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0024 47.5th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-40260 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Tailor Management System Project Tailor Management System. Its CVSS base score is 6.1 (Medium).

Operationally, ranked at the 47.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Multiple Cross Site Scripting (XSS) vulnerabilities exist in SourceCodester Tailor Management 1.0 via the (1) eid parameter in (a) partedit.php and (b) customeredit.php, the (2) id parameter in (a) editmeasurement.php and (b) addpayment.php, and the (3) error parameter in index.php.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

tailor management system project
tailor management system
1.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References