CVE-2026-39367: WWBN AVideo is an open source video platform

Q: How do I fix CVE-2026-39367?

avideo: upgrade to newer than 26.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-39367 being exploited?

CVE-2026-39367 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-39367 affect?

CVE-2026-39367 affects avideo. Severity is medium (CVSS 5.4). WWBN AVideo is an open source video platform. In versions 26.0 and prior, AVideo's EPG (Electronic Program Guide) feature parses XML from user-controlled URLs and renders programme titles directly into HTML without any sanitization or escap

Q: How urgent is CVE-2026-39367?

Priority 21/100. No elevated risk signals yet.

Routine

MEDIUM 5.4UPGRADE

CVE-2026-39367 is a medium-severity flaw (CVSS 5.4) affecting avideo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WWBN AVideo is an open source video platform. In versions 26.0 and prior, AVideo's EPG (Electronic Program Guide) feature parses XML from user-controlled URLs and renders programme titles directly into HTML without any sanitization or escaping. A user with upload permission can set a video's epg_link to a malicious XML file whose <title> elements contain JavaScript. This payload executes in the browser of any unauthenticated visitor to the public

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 91%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-04-07
Last modified	2026-07-24

Publisher (CNA): GitHub, Inc. · Vendor: wwbn

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-07 20:16 UTCPublished CVE record published
2026-07-24 21:10 UTCUpdated Record last modified

wwbn avideo UPGRADE

Affected: <= 26.0

Fixed in: newer than 26.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 26.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade avideo

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade avideo

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2026-39367?

avideo: upgrade to newer than 26.0. Exact commands for each OS are on this page.

Is CVE-2026-39367 being exploited?

CVE-2026-39367 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-2026-39367 affect?

CVE-2026-39367 affects avideo. Severity is medium (CVSS 5.4). WWBN AVideo is an open source video platform. In versions 26.0 and prior, AVideo's EPG (Electronic Program Guide) feature parses XML from user-controlled URLs and renders programme titles directly into HTML without any sanitization or escap

How urgent is CVE-2026-39367?

Priority 21/100. No elevated risk signals yet.

Related CVEs

CVE-2026-41304 CRITICAL 9.8 UPGRADE WWBN AVideo is an open source video platform
CVE-2026-40911 CRITICAL 10.0 UPGRADE WWBN AVideo is an open source video platform
CVE-2026-34374 CRITICAL 9.1 UPGRADE WWBN AVideo is an open source video platform
CVE-2026-33767 HIGH 8.8 UPGRADE WWBN AVideo is an open source video platform
CVE-2026-41062 MEDIUM 6.5 UPGRADE WWBN AVideo is an open source video platform

References

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