CVE-2019-15302 — The pad management logic in XWiki labs CryptPad before 3

The pad management logic in XWiki labs CryptPad before 3.0.0 allows a remote attacker (who has access to a Rich Text pad with editing rights for the URL) to corrupt it (i.e., cause data loss) via a trivial URL modification.

01What is this vulnerability?

The pad management logic in XWiki labs CryptPad before 3.0.0 allows a remote attacker (who has access to a Rich Text pad with editing rights for the URL) to corrupt it (i.e., cause data loss) via a trivial URL modification.

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: 2019-09-11T20:38:31.000Z
• Last modified: 2024-08-05T00:42:03.708Z

09References

• github.com — https://github.com/xwiki-labs/cryptpad/commits/staging
• github.com — https://github.com/xwiki-labs/cryptpad/releases/tag/3.0.0