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CVE-2020-5237

23
FAUCET Score

CVE-2020-5237 describes multiple relative path traversal vulnerabilities in the oneup/uploader-bundle, affecting versions prior to 1.9.3 and 2.1.5. Attackers can exploit various parameters in different controller files to upload, copy, or modify files on the filesystem. This vulnerability carries a high CVSS score of 8.8, indicating a network-based attack with low complexity and no user interaction required, potentially leading to arbitrary code execution and high impact on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.9.3CPE matchmatch criteria
cpe:2.3:a:1up:oneupuploaderbundle:*:*:*:*:*:*:*:*
>= 1.9.4, < 2.1.5CPE matchmatch criteria
cpe:2.3:a:1up:oneupuploaderbundle:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.93%
Probability of exploitation in next 30 days
EPSS Percentile
89.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0393 is in the 88th percentile among its peer group of 17,822 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 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

Patch Available

Vendor Patches (3)

composerpatch availablevia ghsa
Product: oneup/uploader-bundleFixed in: 2.1.5
composerpatch availablevia ghsa
Product: oneup/uploader-bundleFixed in: 1.9.3
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-x8wj-6m73-gfqphigh

Relative Path Traversal (CWE-23) in chunked uploads in oneup/uploader-bundle

Feb 18, 2020

References

github.com / 1up-lab/OneupUploaderBundle/commit/a6011449b716f163fe1ae323053077e59212350c
PatchThird Party Advisory
github.com / 1up-lab/OneupUploaderBundle/security/advisories/GHSA-x8wj-6m73-gfqp
Third Party Advisory
syss.de / fileadmin/dokumente/Publikationen/Advisories/SYSS-2020-003.txt
ExploitThird Party Advisory