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CVE-2026-23736

34
FAUCET Score

CVE-2026-23736 is a critical prototype pollution vulnerability affecting

Impacted Technologies

VendorProductVersion(s)CPE
< 1.4.1CPE matchmatch criteria
cpe:2.3:a:lxsmnsyc:seroval:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

7.3HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.25%
Probability of exploitation in next 30 days
EPSS Percentile
16.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0025 is in the 1st percentile among its peer group of 36,897 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

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: serovalFixed in: 1.4.1

Vendor Advisories (2)

redhatCVE-2026-23736Important

seroval: seroval: Prototype pollution via improper input validation during JSON deserialization

Jan 21, 2026
npmGHSA-hj76-42vx-jwp4high

seroval Affected by Prototype Pollution via JSON Deserialization

Jan 21, 2026

References

github.com / lxsmnsyc/seroval/commit/ce9408ebc87312fcad345a73c172212f2a798060
Patch
github.com / lxsmnsyc/seroval/security/advisories/GHSA-hj76-42vx-jwp4
Vendor Advisory