What is CVE-2021-44584?

CVE-2021-44584 is a medium-severity vulnerability in Emlog, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-01-06.

How severe is CVE-2021-44584?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2021-44584 known to be exploited?

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

XSS in Emlog

CVE-2021-44584

Cross-site scripting (XSS) vulnerability in index.php in emlog version <= pro-1.0.7 allows remote attackers to inject arbitrary web script or HTML via the s parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-01-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Emlog

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

github.com/emlog/emlog/issues/113 (Exploit, Patch, Third Party Advisory, Issue Tracking)
github.com/emlog/emlog/commit/3f89610f721120ded3ff491cb9cd99d9927c7582 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2021-44584?: CVE-2021-44584 is a medium-severity vulnerability in Emlog, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-01-06.
How severe is CVE-2021-44584?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2021-44584 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.