Cyber Resilience

CVE-2020-35753

MediumPublic PoC

Published: 26 January 2021

Published
26 January 2021
Modified
21 November 2024
KEV Added
—
Patch
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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-2020-35753 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Persis Human Resource Management Portal. 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

The job posting recommendation form in Persis Human Resource Management Portal (Versions 17.2.00 through 17.2.35 and 19.0.00 through 19.0.20), when the "Recommend job posting" function is enabled, allows XSS via the SENDER parameter.

CWE(s)
CWE-79

Related Threats

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

Affected Assets

persis
human resource management portal
17.2.00 — 17.2.35 · 19.0.00 — 19.0.20

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.

CA-8 Penetration Testing
addresses: CWE-79

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

SI-10 Information Input Validation
addresses: CWE-79

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

SI-15 Information Output Filtering
addresses: CWE-79

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

References