What is CVE-2021-3395?

CVE-2021-3395 is a medium-severity vulnerability in Pryaniki, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-02-02.

How severe is CVE-2021-3395?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2021-3395 known to be exploited?

14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Pryaniki

CVE-2021-3395

A cross-site scripting (XSS) vulnerability in Pryaniki 6.44.3 allows remote authenticated users to upload an arbitrary file. The JavaScript code will execute when someone visits the attachment.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (51.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Pryaniki — versions 6.44.3
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-3395?: CVE-2021-3395 is a medium-severity vulnerability in Pryaniki, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-02-02.
How severe is CVE-2021-3395?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-3395 known to be exploited?: 14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.