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CVE-2021-40964

36
FAUCET Score

CVE-2021-40964 is a path traversal vulnerability affecting TinyFileManager versions up to and including 2.4.6, allowing authenticated attackers to upload malicious files outside the intended directory. With a CVSS score of 6.5 (Medium), this vulnerability has a high impact on integrity, as it enables unauthorized file writes on the server. While not actively exploited in the wild or on the KEV catalog, a public exploit (EDB-50828) exists, and its FAUCET Risk Score of 90/100 indicates significant potential risk despite minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.4.6CPE matchmatch criteria
cpe:2.3:a:prasathmani:tiny_file_manager:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/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
3.1

Exploit Intelligence

EPSS Score
8.24%
Probability of exploitation in next 30 days
EPSS Percentile
94.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-50828 · Mar 16, 2022
This CVE's current EPSS score of 0.0824 is in the 98th 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

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/166330/Tiny-File-Manager-2.4.6-Shell-Upload.html
ExploitThird Party AdvisoryVDB Entry
gist.github.com / omriinbar/953368dcdd9e5eeefd83920166099528
Third Party Advisory
github.com / prasathmani/tinyfilemanager
ProductThird Party Advisory