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CVE-2020-36647

20
FAUCET Score

CVE-2020-36647 is a critical path traversal vulnerability affecting YunoHost-Apps transmission_ynh, specifically within the conf/nginx.conf file. This flaw allows an unauthenticated attacker to potentially access arbitrary files on the system. The vulnerability has a CVSS score of 5.3 (Medium) with a vector of AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N, indicating it can be exploited remotely with low complexity and no user interaction, leading to potential information disclosure. While the EPSS score is low, a patch (f136dfd44eda128129e5fd2d850a3a3c600e6a4a) is available to remediate the issue. There is currently no evidence of active exploitation, nor are there known public exploit codes in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage for this CVE are minimal, suggesting it has not garnered significant attention.

Impacted Technologies

VendorProductVersion(s)CPE
< 10-25-2020CPE matchmatch criteria
cpe:2.3:a:yunohost:transmission_ynh:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.1
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.68%
Probability of exploitation in next 30 days
EPSS Percentile
48.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0068 is in the 31st percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / YunoHost-Apps/transmission_ynh/commit/f136dfd44eda128129e5fd2d850a3a3c600e6a4a
Patch
github.com / YunoHost-Apps/transmission_ynh/pull/75
Patch
vuldb.com
Permissions RequiredThird Party Advisory
vuldb.com
Permissions RequiredThird Party Advisory