Code Injection in Revive Adserver (CVE-2026-50741)
Summary
Code injection in Revive Adserver (CVE-2026-50741). Successful exploitation can lead to full system takeover. Exploitable via type.
Original description
The description as published by the source.
Bypass to the fix for CVE-2026-34916. Variants of such vectors have been also reported by phucrio and offsetmd. The fix can be bypassed either by sending a disallowed but otherwise valid plugin identifier as type, or using the ox.setChannelTargeting XML-RPC API method.
Source: GitHub Security Advisories (Global) NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-50741 has been found in Revive Adserver.
Attackers can target a specific entry point like type over the network to misuse the product.
Successful exploitation can lead to full system takeover. CVSS score: 8.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Revive Adserver CVE-2026-50741" on the vendor's site.
CVE-2026-50741 (Revive Adserver) — CWE-94 / CVSS v3 8.8
Attack vector: remote (network-reachable) / no user interaction
Attack surface: type / ox.setChannelTargeting
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
Arbitrary code execution (CWE-94) exists in Revive Adserver. Attackers reach the vulnerable code path via type.
Check the vendor advisory for the affected versions of Revive Adserver. Attack surface: type / ox.setChannelTargeting.
Severity: High (CVSS 8.8/10). Successful exploitation can lead to full system takeover.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで Revive Adserver を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- advisory nvd.nist.gov
- advisory github.com
- web hackerone.com
- web hackerone.com
- web github.com