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CVE-2021-25928

30
FAUCET Score

CVE-2021-25928 is a critical prototype pollution vulnerability affecting 'safe-obj' versions 1.0.0 through 1.0.2, which could lead to denial of service and potentially remote code execution. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network without user interaction, posing a severe risk to confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.0.0, <= 1.0.2CPE matchmatch criteria
cpe:2.3:a:manta:safe-obj:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.33%
Probability of exploitation in next 30 days
EPSS Percentile
87.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0333 is in the 79th percentile among its peer group of 36,862 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

Vendor Advisories (1)

npmGHSA-wpgh-hmv4-r3v5critical

Prototype pollution in safe-obj

Jun 21, 2021

References

github.com / mantacode/safe-obj/blob/6ab63529182b6cf11704ac84f10800290afd3f9f/lib/index.js
ExploitThird Party Advisory
whitesourcesoftware.com / vulnerability-database/CVE-2021-25928
ExploitThird Party Advisory