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CVE-2019-12347

64
FAUCET Score

CVE-2019-12347 describes a stored Cross-Site Scripting (XSS) vulnerability in pfSense 2.4.4-p3, specifically within the acme_accountkeys_edit.php action, due to insufficient input validation in the Name or Description fields. This vulnerability carries a CVSS score of 6.1 (Medium), indicating it can be exploited remotely with low attack complexity, requiring user interaction, and potentially leading to low confidentiality and integrity impacts. While not listed on the KEV catalog or Hot List, an exploit is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
2.4.4CPE matchmatch criteria
cpe:2.3:a:netgate:pfsense:2.4.4:p3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
58.58%
Probability of exploitation in next 30 days
EPSS Percentile
99.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-46936 · May 29, 2019
This CVE's current EPSS score of 0.5858 is in the 100th percentile among its peer group of 26,221 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

packetstormsecurity.com / files/153112/pfSense-2.4.4-p3-Cross-Site-Scripting.html
ExploitThird Party AdvisoryVDB Entry
ctrsec.io / index.php/2019/05/28/stored-xss-acme-pfsense-2-4-4-p3
ExploitPatchThird Party Advisory
github.com / pfsense/FreeBSD-ports/commit/504909564079e540689dbdbed3a579483c614275
PatchThird Party Advisory
redmine.pfsense.org / issues/9554
ExploitVendor Advisory
pfsense.org / download
Vendor Advisory