5.3

CVE-2026-1984: vowelweb ibtana – ecommerce product addons Missing Authorization

CVSS: 5.3v3.1MediumDeferred
Published 19-09-2026Last modified 19-09-2026
Open JSON

Vulnerability summary

CVE-2026-1984 is a medium (CVSS 5.3) Missing Authorization vulnerability in vowelweb ibtana – ecommerce product addons. EPSS estimates a 0.23% chance of exploitation in the next 30 days, higher than 12.7% of scored vulnerabilities. Fixed in 0.4.7.8.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
5.3/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.23%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 19-09-2026
    PublishedVulnerability first disclosed.
  2. 19-09-2026
    Last modifiedVulnerability information updated.

Description

The Ibtana – Ecommerce Product Addons plugin for WordPress is vulnerable to unauthorized post meta modification due to a missing capability check on the 'iepa_use_gt_editor' AJAX action in all versions up to, and including, 0.4.7.7. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update or delete arbitrary post meta entries via the 'iepa_builder' meta key.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.23%

Chance of exploitation in the next 30 days

Percentile

13%

Versus all other CVEs

30-day change

0.00 pp

From 0.23% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.23%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Vowelweb1 product
Wordpress1 product
  • ibtana-ecommerce-product-addons≤ 0.4.7.7 (fixed in 0.4.7.8)

2 vendors · 2 products

References

6 links