CVE-2026-82282
Unauthenticated access exposes GitHub App private key and webhook secret in Atlantis.
Is CVE-2026-82282 being exploited?
Not confirmed. CVE-2026-82282 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 0.26% probability of exploitation in the next 30 days.
How severe is CVE-2026-82282?
CVE-2026-82282 is rated High with a CVSS score of 8.8. 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-2026-82282?
Yes. A fix has been recorded for CVE-2026-82282. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-82282 affect?
CVE-2026-82282 affects Atlantis (<= 0.47.1), Self-hosted Atlantis servers managing GitHub Apps. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-82282?
Upgrade Atlantis to the patched release and rotate GitHub App private key and webhook secret.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attackers can obtain the RSA private key and webhook secret, mint installation tokens and forge webhook payloads.
Immediate action required
- affected<= 0.47.1
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.