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CVE-2023-3479

30
FAUCET Score

CVE-2023-3479 is a reflected Cross-site Scripting (XSS) vulnerability affecting Hestia Control Panel versions prior to 1.7.8. This medium-severity flaw (CVSS 6.1) allows an unauthenticated attacker to inject malicious scripts into a user's browser through social engineering, potentially leading to information disclosure or session hijacking. While there is no evidence of active exploitation, a Nuclei template exists for detection, and the vulnerability has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.7.8CPE matchmatch criteria
cpe:2.3:a:hestiacp:control_panel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.29%
Probability of exploitation in next 30 days
EPSS Percentile
67.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Nuclei: CVE-2023-3479 · Jul 9, 2023
This CVE's current EPSS score of 0.0129 is in the 80th percentile among its peer group of 26,219 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

github.com / hestiacp/hestiacp/commit/2326aa525a7ba14513af783f29cb5e62a476e67a
Patch
huntr.dev / bounties/6ac5cf87-6350-4645-8930-8f2876427723
ExploitPatchThird Party Advisory