# CVE-2026-79620: Apache Answer: Improper Authorization Allows Disclosure of Non-Public Question Metadata

Status: published. Published: 2026-10-19. Updated: 2026-11-03.

Exposure of sensitive information through data queries vulnerability in Apache Answer.



This issue affects Apache Answer: through 2.0.2.



An improper authorization check in the similar-question search allowed authenticated users to view metadata of non-public questions.



Users are recommended to upgrade to version 2.0.3, which fixes the issue.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Apache Software Foundation / Apache Answer (apache.org/answer): ≥ 0; ≤ 2.0.2 (affected, semver). Source: CNA: apache

## Severity and prioritization

- CVSS 3.1: 4.3 (medium); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N; source: ADP: CISA-ADP

- CISA KEV: No listing in collected sources

- EPSS: 0.18% as of 2026-11-03; percentile 7.19%

- SSVC: exploitation none; automatable no; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-202

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://lists.apache.org/thread/p6oqj9b27o4nppc0kv00rn7yb7n2l6o8 (CNA: apache; vendor-advisory)

- http://www.openwall.com/lists/oss-security/2026/10/16/30 (ADP: CVE)

## Provenance

- CNA: apache: https://www.cve.org/CVERecord?id=CVE-2026-79620; retrieved 2026-11-03; source updated 2026-11-03

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-79620; retrieved 2026-11-03; source updated Not reported

Revision: 1b20adb116de59eec6cf4718f380fb61be61647763fa9918d3b38e1b6c1d8a37

Canonical: https://y2.dev/cve/CVE-2026-79620

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.