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PatchSiren cyber security CVE debrief

CVE-2026-35179 WWBN CVE debrief

CVE-2026-35179 is a vulnerability in WWBN AVideo that allows unauthenticated users to make arbitrary Graph API calls through the server, potentially using stolen tokens or abusing the platform's own credentials. This issue exists in versions 26.0 and prior of the software. The SocialMediaPublisher plugin exposes a publishInstagram.json.php endpoint that acts as an unauthenticated proxy to the Facebook/Instagram Graph API. This allows any unauthenticated user to make arbitrary Graph API calls through the server. The vulnerability has a CVSS score of 5.3 and a severity rating of MEDIUM. Users of WWBN AVideo, especially those who have not updated to a version beyond 26.0, should be aware of this vulnerability and take steps to mitigate it.

Vendor
WWBN
Product
AVideo
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-06
Original CVE updated
2026-07-24
Advisory published
2026-04-06
Advisory updated
2026-07-24

Who should care

Users of WWBN AVideo, especially those who have not updated to a version beyond 26.0, should be aware of this vulnerability and take steps to mitigate it. This includes administrators of WWBN AVideo installations, security teams responsible for monitoring and protecting against vulnerabilities, and operators who may be impacted by the vulnerability. The vulnerability could allow attackers to make arbitrary Graph API calls, potentially leading to unauthorized access or data breaches.

Technical summary

The SocialMediaPublisher plugin in WWBN AVideo exposes a publishInstagram.json.php endpoint that acts as an unauthenticated proxy to the Facebook/Instagram Graph API. This allows any unauthenticated user to make arbitrary Graph API calls through the server, potentially using stolen tokens or abusing the platform's own credentials. The vulnerability affects WWBN AVideo versions 26.0 and prior. The CVSS score for this vulnerability is 5.3, with a severity rating of MEDIUM. The CVE record was published on 2026-04-06T20:16:26.080Z and last modified on 2026-07-24T21:10:00.143Z.

Defensive priority

Medium

Recommended defensive actions

  • Update to a version of WWBN AVideo beyond 26.0
  • Restrict access to the SocialMediaPublisher plugin
  • Monitor for suspicious Graph API activity
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was published on 2026-04-06T20:16:26.080Z and last modified on 2026-07-24T21:10:00.143Z. The NVD entry is currently Analyzed. This vulnerability affects WWBN AVideo versions 26.0 and prior. The SocialMediaPublisher plugin's publishInstagram.json.php endpoint acts as an unauthenticated proxy to the Facebook/Instagram Graph API, allowing arbitrary Graph API calls through the server. This could be exploited using stolen tokens or by abusing the platform's own credentials. Defenders should verify the presence of affected product deployments, review official advisories, and plan for vendor-supported updates or mitigations.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-04-06T20:16:26.080Z and has not been modified since then. The NVD entry is currently Analyzed.