CVE-2026-33513: WWBN AVideo is an open source video platform

Q: How do I fix CVE-2026-33513?

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

Q: Is CVE-2026-33513 being exploited?

CVE-2026-33513 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-2026-33513 affect?

CVE-2026-33513 affects avideo. Severity is high (CVSS 8.6). WWBN AVideo is an open source video platform. In versions up to and including 26.0, an unauthenticated API endpoint (`APIName=locale`) concatenates user input into an `include` path with no canonicalization or whitelist. Path traversal is a

Q: How urgent is CVE-2026-33513?

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

This week

HIGH 8.6REMOTEUPGRADE

CVE-2026-33513 is a high-severity flaw (CVSS 8.6) 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 up to and including 26.0, an unauthenticated API endpoint (`APIName=locale`) concatenates user input into an `include` path with no canonicalization or whitelist. Path traversal is accepted, so arbitrary PHP files under the web root can be included. In our test this yielded confirmed file disclosure and code execution of existing PHP content (e.g., `view/about.php`), and it *can* escalate

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	8.6 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-22, CWE-98
Published	2026-03-23
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2026-03-23 19:16 UTCPublished CVE record published
2026-06-17 10:37 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-2026-33513?

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

Is CVE-2026-33513 being exploited?

CVE-2026-33513 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-2026-33513 affect?

CVE-2026-33513 affects avideo. Severity is high (CVSS 8.6). WWBN AVideo is an open source video platform. In versions up to and including 26.0, an unauthenticated API endpoint (`APIName=locale`) concatenates user input into an `include` path with no canonicalization or whitelist. Path traversal is a

How urgent is CVE-2026-33513?

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

Software pages

PHP vulnerabilities

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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