XSS in Flatpress

CVE-2020-35241

FlatPress 1.0.3 is affected by cross-site scripting (XSS) in the Blog Content component. This vulnerability can allow an attacker to inject the XSS payload in Blog content via the admin panel. Each time any user will go to that blog page, the XSS triggers and the attacker can steal the cookie according to the crafted payload.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.022 (81.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-35241: held from 0.021 to 0.022.

EPSS over last 30 days · oldest: 0.021 · newest: 0.022 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-35241?
CVE-2020-35241 is a medium-severity vulnerability in Flatpress, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2020-12-30.
How severe is CVE-2020-35241?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2020-35241 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.