What is CVE-2024-8783?

CVE-2024-8783 is a low-severity vulnerability in Opentibiabr Myaac, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2024-09-13.

How severe is CVE-2024-8783?

Low severity. CVSS v3 base score is 3.5 out of 10.

Is CVE-2024-8783 known to be exploited?

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

XSS in Opentibiabr Myaac

CVE-2024-8783

A vulnerability classified as problematic has been found in OpenTibiaBR MyAAC up to 0.8.16. Affected is an unknown function of the file system/pages/forum/new_post.php of the component Post Reply Handler. The manipulation of the argument post_topic leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The patch is identified as bf6ae3df0d32fa22552bb44ca4f8489a6e78cc1c. It is recommended to apply a patch to fix this issue.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2024-09-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (32.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Opentibiabr Myaac — versions 0.8.0, 0.8.1, 0.8.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

vuldb.com/ (Permissions Required, technical-description, vdb-entry)
vuldb.com/ (signature, Permissions Required, permissions-required)
vuldb.com/ (Third Party Advisory, third-party-advisory)
github.com/opentibiabr/myaac/issues/121 (issue-tracking, Exploit, exploit)
github.com/opentibiabr/myaac/pull/122 (issue-tracking, Patch, Issue Tracking)
github.com/opentibiabr/myaac/pull/122/commits/bf6ae3df0d32fa22552bb44ca4f8489a6… (issue-tracking, Patch, patch)

Frequently asked questions

What is CVE-2024-8783?: CVE-2024-8783 is a low-severity vulnerability in Opentibiabr Myaac, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2024-09-13.
How severe is CVE-2024-8783?: Low severity. CVSS v3 base score is 3.5 out of 10.
Is CVE-2024-8783 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.