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CVE-2018-18836

21
FAUCET Score

CVE-2018-18836 describes a JSON injection vulnerability in Netdata version 1.10.0, specifically within the api/v1/data endpoint due to improper handling of the tqx parameter. This medium-severity vulnerability, with a CVSS score of 6.5, can be exploited remotely with low attack complexity, potentially leading to high integrity impact without requiring user interaction. There is currently no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.10.0CPE matchmatch criteria
cpe:2.3:a:my-netdata:netdata:1.10.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.96%
Probability of exploitation in next 30 days
EPSS Percentile
78.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0196 is in the 89th 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 / netdata/netdata/blob/798c141c49ee85bddc8f48f25d2cb593ec96da07/web/api/web_api_v1.c
ExploitThird Party Advisory
github.com / netdata/netdata/blob/798c141c49ee85bddc8f48f25d2cb593ec96da07/web/api/web_api_v1.c
ExploitThird Party Advisory
github.com / netdata/netdata/commit/92327c9ec211bd1616315abcb255861b130b97ca
PatchThird Party Advisory
github.com / netdata/netdata/pull/4521
Third Party Advisory
red4sec.com / cve/netdata_json_injection.txt
Third Party Advisory