CVE-2020-19455: SQL injection exists in the jdownloads 3.2.63 component for Joomla! via components/com_jdownloads/helpers/cate

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HIGH 7.5REMOTEDOWNGRADE

CVE-2020-19455 is a high-severity flaw (CVSS 7.5) affecting jdownloads. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection exists in the jdownloads 3.2.63 component for Joomla! via components/com_jdownloads/helpers/categories.php, order function via the filter_order parameter.

Why this priority

High severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.1% (top 36%)
CISA exploited list	No
Weakness	CWE-89
Published	2020-09-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: jdownloads

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

Am I affected?

Timeline

2020-09-25 16:15 UTCPublished CVE record published
2026-06-17 02:59 UTCUpdated Record last modified

jdownloads jdownloads DOWNGRADE

Affected: 3.2.63

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.2.63

1. Check installed version

apt-cache policy jdownloads || rpm -q jdownloads || jdownloads --version

2. No fixed release: DOWNGRADE to a release before 3.2.63 (Debian / Ubuntu)

apt-cache madison jdownloads sudo apt install jdownloads=<VERSION_BEFORE_3.2.63> sudo apt-mark hold jdownloads

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

dnf --showduplicates list jdownloads sudo dnf downgrade jdownloads-<VERSION_BEFORE_3.2.63> sudo dnf versionlock add jdownloads

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-2020-19455?

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

Is CVE-2020-19455 being exploited?

CVE-2020-19455 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-2020-19455 affect?

CVE-2020-19455 affects jdownloads. Severity is high (CVSS 7.5). SQL injection exists in the jdownloads 3.2.63 component for Joomla! via components/com_jdownloads/helpers/categories.php, order function via the filter_order parameter.

How urgent is CVE-2020-19455?

Priority 47/100. High severity; Remotely exploitable, no login, no user action

Software pages

Joomla vulnerabilities · PHP vulnerabilities

Related CVEs

CVE-2020-19451 HIGH 7.5 DOWNGRADE SQL injection exists in the jdownloads 3.2.63 component for Joomla! via com_jdownloads/helpers/jdownloadshelpe
CVE-2020-19450 HIGH 7.5 DOWNGRADE SQL injection exists in the jdownloads 3.2.63 component for Joomla! via com_jdownloads/helpers/jdownloadshelpe
CVE-2020-19447 HIGH 7.5 DOWNGRADE SQL injection exists in the jdownloads 3.2.63 component for Joomla! com_jdownloads/models/send.php via the f_m
CVE-2018-10068 MEDIUM 6.1 UPGRADE The jDownloads extension before 3.2.59 for Joomla! has XSS.

References

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