VulnerabilityModified
CVE-2021-42940
A Cross Site Scripting (XSS) vulnerability exists in Projeqtor 9.3.1 via /projeqtor/tool/saveAttachment.php, which allows an attacker to upload a SVG file containing malicious JavaScript code.
CRITICAL 9.9EPSS 1.08%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A Cross Site Scripting (XSS) vulnerability exists in Projeqtor 9.3.1 via /projeqtor/tool/saveAttachment.php, which allows an attacker to upload a SVG file containing malicious JavaScript code.
- CVSS 3.1
- 9.9 CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- EPSS
- 1.08% probability · 63th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- projeqtor/projeqtor
- Source
- cve@mitre.org
References
- https://truedigitalsecurity.com/services/penetration-testing-services/advisory-summary-2.2022-cve-2021-42940Exploit, Third Party Advisory
- https://www.projeqtor.org/en/Product, Vendor Advisory
- https://truedigitalsecurity.com/services/penetration-testing-services/advisory-summary-2.2022-cve-2021-42940Exploit, Third Party Advisory
- https://www.projeqtor.org/en/Product, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.