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CVE-2023-25402

24
FAUCET Score

CVE-2023-25402 describes a critical file upload vulnerability in CleverStupidDog yf-exam version 1.8.0, affecting the yf_exam_project. This flaw allows unauthenticated attackers to upload arbitrary files due to a lack of suffix restrictions, leading to a high-impact integrity compromise. With a CVSS score of 7.5 (HIGH) and a low attack complexity, this vulnerability presents a significant risk, though there is currently no evidence of active exploitation, public exploit code, or community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
1.8.0CPE matchmatch criteria
cpe:2.3:a:yf-exam_project:yf-exam:1.8.0:*:*:*:*:*:*:*

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:N/I:H/A:N

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

Exploit Intelligence

EPSS Score
0.59%
Probability of exploitation in next 30 days
EPSS Percentile
44.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0059 is in the 22nd percentile among its peer group of 51,506 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

Remediation records are not available for this CVE.

References

github.com / CleverStupidDog/yf-exam/issues/1
ExploitIssue TrackingThird Party Advisory
github.com / Fw-fW-fw/UPDATE-CVE/blob/main/CVE-2023-25402
Third Party Advisory