What is CVE-2023-49028?

CVE-2023-49028 is a medium-severity vulnerability in Absis, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-11-27.

How severe is CVE-2023-49028?

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

XSS in Absis

CVE-2023-49028

Cross Site Scripting vulnerability in smpn1smg absis v.2017-10-19 and before allows a remote attacker to execute arbitrary code via the user parameter in the lock/lock.php file.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-11-27 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.008 (56.3th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Absis

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/smpn1smg/absis (Product)
github.com/Chiaki2333/vulnerability/blob/main/smpn1smg-absis-XSS-lock.php-user… (Exploit)
gist.github.com/Chiaki2333/d132c4b169b55bd7cd50e73dbe20c410 (Third Party Advisory)

Frequently asked questions

What is CVE-2023-49028?: CVE-2023-49028 is a medium-severity vulnerability in Absis, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-11-27.
How severe is CVE-2023-49028?: Medium severity. CVSS v3 base score is 5.4 out of 10.