# CVE-2020-26836: SAP Solution Manager - Open Redirect

> Live exploitation tracking for CVE-2020-26836 by the CrowdSec Live Exploit Tracker, built from real-world attack data crowdsourced from CrowdSec's global network.

Page: https://tracker.crowdsec.net/cves/CVE-2020-26836

## Key facts

- **Exploitation phase:** Background Noise. Continuous low-level scanning or exploitation attempts are observed, mostly opportunistic and automated.
- **CVSS score:** 6.1
- **Public exploit available:** Yes
- **Affected products:** SAP Solution Manager
- **Weaknesses:** CWE-601 (URL Redirection to Untrusted Site ('Open Redirect'))
- **Tags:** enterprise_software

## Description

SAP Solution Manager (Trace Analysis), version - 720, allows for misuse of a parameter in the application URL leading to Open Redirect vulnerability, an attacker can enter a link to malicious site which could trick the user to enter credentials or download malicious software, as a parameter in the application URL and share it with the end user who could potentially become a victim of the attack.

## CrowdSec analysis

[CVE-2020-26836](https://euvd.enisa.europa.eu/vulnerability/CVE-2020-26836) is an open redirect vulnerability in SAP Solution Manager (Trace Analysis) version 720, where attackers can manipulate application URLs to redirect users to malicious sites. This flaw can be exploited to trick users into disclosing credentials or downloading harmful software, making it a potential vector for phishing and social engineering attacks.

CrowdSec has been tracking this vulnerability and its exploits since 7th of January 2026.

According to CrowdSec data, while opportunistic exploitation dominates, a portion of threat actors trying to exploit CVE-2020-26836 apply basic targeting methods such as port or service detection. This indicates emerging patterns of selective targeting.
Data from the CrowdSec community also indicates a gradual decrease in attacks targeting CVE-2020-26836. While still present in the wild, exploitation levels have dropped noticeably week-over-week. This may signal that the vulnerability is becoming less relevant or that defenses are improving fast enough for attackers to lose interest.

Attackers exploit the `/sap/public/bc/icf/logoff` endpoint by supplying a crafted `redirecturl` parameter to redirect users to malicious external sites. This open redirect vulnerability is commonly targeted to facilitate phishing or credential theft.

## Timeline

- 2020-12-09: CVE Published. CVE-2020-26836 is published to NVD.
- 2026-01-07: Rule Released. CrowdSec releases a rule to detect CVE-2020-26836 exploitation attempts against the CrowdSec Network.
- 2026-01-14: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2020-26836 for the first time.

## References

- http://seclists.org/fulldisclosure/2021/Jun/25
- https://launchpad.support.sap.com/#/notes/2938650
- http://packetstormsecurity.com/files/163136/SAP-Solution-Manager-7.2-ST-720-Open-Redirection.html
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-26836.yaml

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2020-26836) follows observed exploitation activity for CVE-2020-26836. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.