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CVE-2020-24327

Server Side Request Forgery (SSRF) vulnerability exists in Discourse 2.3.2 and 2.6 via the email...

5.3 MediumFix available

Server Side Request Forgery (SSRF) vulnerability exists in Discourse 2.3.2 and 2.6 via the email function. When writing an email in an editor, you can upload pictures of remote websites.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
Low
Availability
None

Exploit likelihood

1.06%Up 0.4 points since Sep 24, 2021
90%50%10%1%

What each source reports

NVD Score used5.3

Server Side Request Forgery (SSRF) vulnerability exists in Discourse 2.3.2 and 2.6 via the email function. When writing an email in an editor, you can upload pictures of remote websites.

Record
CVE-2020-24327
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness
CWE-918
Updated
2026-11-02
CVE ListNo score

Server Side Request Forgery (SSRF) vulnerability exists in Discourse 2.3.2 and 2.6 via the email function. When writing an email in an editor, you can upload pictures of remote websites.

Record
CVE-2020-24327
Updated
2026-11-02
EUVDEUVD-2020-17061No score

Server Side Request Forgery (SSRF) vulnerability exists in Discourse 2.3.2 and 2.6 via the email function. When writing an email in an editor, you can upload pictures of remote websites.

Record
EUVD-2020-17061
Updated
2026-11-03
GitHub AdvisoriesGHSA-8jmg-vw84-q638No score

Server Side Request Forgery (SSRF) vulnerability exists in Discourse 2.3.2 and 2.6 via the email...

Server Side Request Forgery (SSRF) vulnerability exists in Discourse 2.3.2 and 2.6 via the email function. When writing an email in an editor, you can upload pictures of remote websites.

Record
GHSA-8jmg-vw84-q638
Weakness
CWE-918
Updated
2026-11-02
OSV5.3

Server Side Request Forgery (SSRF) vulnerability exists in Discourse 2.3.2 and 2.6 via the email function. When writing an email in an editor, you can upload pictures of remote websites.

Record
CVE-2020-24327
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Updated
2026-11-02
OSVBIT-discourse-2020-24327No score

Server Side Request Forgery (SSRF) vulnerability exists in Discourse 2.3.2 and 2.6 via the email function. When writing an email in an editor, you can upload pictures of remote websites.

Record
BIT-discourse-2020-24327
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
discourse
Bitnami
2.3.2 up to 2.3.3, 2.6.0 up to 2.6.1
2.3.32.6.1

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-24327 is a medium vulnerability (CVSS 5.3) in Discourse, published September 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.06%, the 64th percentile. Fixed in discourse 2.3.3.

References

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