CVE-2026-29182
Parse Server readOnlyMasterKey can mutate ops; data exfiltration risk
Is CVE-2026-29182 being exploited?
Not confirmed. CVE-2026-29182 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.38% probability of exploitation in the next 30 days.
How severe is CVE-2026-29182?
CVE-2026-29182 is rated High with a CVSS score of 8.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-29182?
Yes. A fix has been recorded for CVE-2026-29182. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-29182 affect?
CVE-2026-29182 affects Parse Server deployments using readOnlyMasterKey. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-29182?
Upgrade to 8.6.4+ or 9.4.1-alpha.3; rotate readOnlyMasterKey
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
With readOnlyMasterKey, attacker can mutate Cloud Hooks/Jobs, enabling backend data exfiltration
Patch when possible
- affected< 8.6.4
- affected< 9.4.1-alpha.3
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.