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CVE-2020-28592

31
FAUCET Score

CVE-2020-28592 is a critical heap-based buffer overflow vulnerability affecting the configuration server of the Cosori Smart 5.8-Quart Air Fryer (CS158-AF 1.1.0). An unauthenticated attacker can exploit this by sending a specially crafted JSON object, leading to remote code execution with a CVSS score of 9.8. While highly severe, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.1.0CPE matchmatch criteria
cpe:2.3:o:cosori:cs158-af_firmware:1.1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.54%
Probability of exploitation in next 30 days
EPSS Percentile
83.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0255 is in the 74th 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

Remediation records are not available for this CVE.

References

talosintelligence.com / vulnerability_reports/TALOS-2020-1216
ExploitThird Party Advisory