Cyber Resilience

CVE-2021-27839

Medium

Published: 03 March 2021

Published
03 March 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
EPSS Score 0.0022 45.3th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-27839 is a medium-severity Improper Neutralization of Formula Elements in a CSV File (CWE-1236) vulnerability in Bigprof Online Invoicing System. Its CVSS base score is 4.4 (Medium).

Operationally, ranked at the 45.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A CSV injection vulnerability found in Online Invoicing System (OIS) 4.3 and below can be exploited by users to perform malicious actions such as redirecting admins to unknown or harmful websites, or disclosing other clients' details that the user did…

more

not have access to.

CWE(s)
CWE-1236

Related Threats

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

Affected Assets

bigprof
online invoicing system
≤ 4.3

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References