CVE-2019-13633 — Blinger

Blinger.io v.1.0.2519 is vulnerable to Blind/Persistent XSS. An attacker can send arbitrary JavaScript code via a built-in communication channel, such as Telegram, WhatsApp, Viber, Skype, Facebook, Vkontakte, or Odnoklassniki. This is mishandled within the administration panel fo

01What is this vulnerability?

Blinger.io v.1.0.2519 is vulnerable to Blind/Persistent XSS. An attacker can send arbitrary JavaScript code via a built-in communication channel, such as Telegram, WhatsApp, Viber, Skype, Facebook, Vkontakte, or Odnoklassniki. This is mishandled within the administration panel for conversations/all, conversations/inbox, conversations/unassigned, and conversations/closed.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2020-10-19T19:17:28.000Z
• Last modified: 2024-08-04T23:57:39.519Z

09References

• blinger.io — https://blinger.io/
• github.com — https://github.com/Security-AVS/CVE-2019-13633