4.3

CVE-2026-89190: unknown robin image optimizer Improper Access Control

CVSS: 4.3v3.1MediumDeferred
Published 30-09-2026Last modified 30-09-2026
Open JSON

Vulnerability summary

CVE-2026-89190 is a medium (CVSS 4.3) Improper Access Control vulnerability in unknown robin image optimizer. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 4.9% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 2.0.8.

Overall risk
27/100
0100
Medium · default modelHow is this calculated?
CVSS score
4.3/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.16%
0%100%
Low · Change unavailable
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 30-09-2026
    PublishedVulnerability first disclosed.
  2. 30-09-2026
    Last modifiedVulnerability information updated.

Description

The Robin Image Optimizer WordPress plugin before 2.0.8 does not check the user's capabilities before dispatching one of its bundled admin framework's request handlers, allowing users with a subscriber-level account to render admin-only Robin Image Optimizer WordPress plugin before 2.0.8 pages and disclose the Robin Image Optimizer WordPress plugin before 2.0.8's stored settings.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.16%

Chance of exploitation in the next 30 days

Percentile

5%

Versus all other CVEs

30-day change

Change unavailable

Change unavailable

30-09-202620-10-2026
EPSS score
0.16%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (wpscan.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Unknown1 product
Wordpress1 product
  • robin-image-optimizer≤ 2.0.7 (fixed in 2.0.8)

2 vendors · 2 products

References

2 links