Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-26735

26
FAUCET Score

CVE-2023-26735 describes an access control issue in blackbox_exporter v0.23.0, allowing attackers to detect intranet ports and services and download resources. This vulnerability carries a CVSS score of 7.5 (HIGH), indicating it can be exploited remotely with low attack complexity, leading to high confidentiality impact. Despite its severity, there is no evidence of active exploitation, public exploit code, or significant community discussion, though its exploitability is disputed by some third parties who note that authentication can be configured.

Impacted Technologies

VendorProductVersion(s)CPE
0.23.0CPE matchmatch criteria
cpe:2.3:a:prometheus:blackbox_exporter:0.23.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.88%
Probability of exploitation in next 30 days
EPSS Percentile
55.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0088 is in the 30th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Vendor Advisories (1)

goGHSA-939c-3g97-vpvvhigh

Withdrawn Advisory: Access control issues in blackbox_exporter

Apr 26, 2023

References

github.com / prometheus/blackbox_exporter/issues/1024
Issue Tracking
github.com / prometheus/blackbox_exporter/issues/1025
Issue Tracking
github.com / prometheus/blackbox_exporter/issues/1026
Issue Tracking
github.com / prometheus/blackbox_exporter
Product