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CVE-2019-15320

29
FAUCET Score

CVE-2019-15320 describes an Object Injection vulnerability in the option-tree plugin for WordPress, specifically versions prior to 2.7.3, due to improper handling of the '+' character. This critical vulnerability, rated 9.8 CVSS, allows unauthenticated attackers to achieve full compromise of confidentiality, integrity, and availability over the network with low attack complexity. Despite its high severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.7.3CPE matchmatch criteria
cpe:2.3:a:optiontree_project:optiontree:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.15%
Probability of exploitation in next 30 days
EPSS Percentile
80.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0215 is in the 69th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

wordpress.org / plugins/option-tree
Release Notes
wpvulndb.com / vulnerabilities/9600
Third Party Advisory