CVE-2007-6758: Server-side request forgery (SSRF) vulnerability in feed-proxy.php in extjs 5.0.0.

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2007-6758 is a high-severity flaw (CVSS 7.5) affecting ext js. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Server-side request forgery (SSRF) vulnerability in feed-proxy.php in extjs 5.0.0.

Why this priority

High severity
Public exploit reference
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	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-918
Published	2020-01-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: sencha

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-01-23 16:15 UTCPublished CVE record published
2026-06-16 22:48 UTCUpdated Record last modified

sencha ext js DOWNGRADE

Affected: 5.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0.0

1. Check installed version

apt-cache policy ext-js || rpm -q ext-js || ext-js --version

2. No fixed release: DOWNGRADE to a release before 5.0.0 (Debian / Ubuntu)

apt-cache madison ext-js sudo apt install ext-js=<VERSION_BEFORE_5.0.0> sudo apt-mark hold ext-js

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

dnf --showduplicates list ext-js sudo dnf downgrade ext-js-<VERSION_BEFORE_5.0.0> sudo dnf versionlock add ext-js

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-2007-6758?

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

Is CVE-2007-6758 being exploited?

CVE-2007-6758 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-2007-6758 affect?

CVE-2007-6758 affects ext js. Severity is high (CVSS 7.5). Server-side request forgery (SSRF) vulnerability in feed-proxy.php in extjs 5.0.0.

How urgent is CVE-2007-6758?

Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2018-8046 MEDIUM 6.1 UPGRADE The getTip() method of Action Columns of Sencha Ext JS 4 to 6 before 6.6.0 is vulnerable to XSS attacks, even

References

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