CVE-2020-36502: Swift File Transfer Mobile v1.1.2 was discovered to contain a cross-site scripting (XSS) vulnerability via the

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MEDIUM 6.1DOWNGRADE

CVE-2020-36502 is a medium-severity flaw (CVSS 6.1) affecting swift file transfer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Swift File Transfer Mobile v1.1.2 was discovered to contain a cross-site scripting (XSS) vulnerability via the devicename parameter which allows attackers to execute arbitrary web scripts or HTML via a crafted payload entered as the device name itself.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-79
Published	2021-10-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: swiftfiletransfer

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-10-22 20:15 UTCPublished CVE record published
2026-06-17 03:15 UTCUpdated Record last modified

swiftfiletransfer swift file transfer DOWNGRADE

Affected: 1.1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1.2

1. Check installed version

apt-cache policy swift-file-transfer || rpm -q swift-file-transfer || swift-file-transfer --version

2. No fixed release: DOWNGRADE to a release before 1.1.2 (Debian / Ubuntu)

apt-cache madison swift-file-transfer sudo apt install swift-file-transfer=<VERSION_BEFORE_1.1.2> sudo apt-mark hold swift-file-transfer

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list swift-file-transfer sudo dnf downgrade swift-file-transfer-<VERSION_BEFORE_1.1.2> sudo dnf versionlock add swift-file-transfer

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-36502?

swift file transfer: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-36502 being exploited?

CVE-2020-36502 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-36502 affect?

CVE-2020-36502 affects swift file transfer. Severity is medium (CVSS 6.1). Swift File Transfer Mobile v1.1.2 was discovered to contain a cross-site scripting (XSS) vulnerability via the devicename parameter which allows attackers to execute arbitrary web scripts or HTML via a crafted payload entered as the device

How urgent is CVE-2020-36502?

Priority 40/100. Public exploit reference

Software pages

Swift vulnerabilities

Related CVEs

CVE-2020-36486 MEDIUM 6.1 UPGRADE Swift File Transfer Mobile v1.1.2 and below was discovered to contain a cross-site scripting (XSS) vulnerabili
CVE-2020-23038 HIGH 7.5 UPGRADE UPGRADE Swift File Transfer Mobile v1.1.2 and below was discovered to contain an information disclosure vulnerability

References

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