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VulnerabilityPublished Updated

CVE-2025-50902: Cross Site Request Forgery (CSRF)

Source CVE Database V5

0

Not known to be exploited · CVSS 8.8 High.

Data as of 26 Oct 2026, 13:47 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 14% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 20 Aug 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

AI-suggested

European organizations should immediately assess their use of old-peanut Open-Shop and identify any deployments of version 1.0.0 or earlier. Until an official patch is released, implement strict CSRF protections such as synchronizer tokens or double-submit cookies to validate the authenticity of POST requests. Employ Content Security Policy (CSP) headers and SameSite cookie attributes to reduce the risk of CSRF attacks. Conduct user awareness training to mitigate social engineering risks associated with user interaction requirements. Network-level controls like Web Application Firewalls (WAFs) can be configured to detect and block suspicious POST requests that do not originate from legitimate user sessions. Regularly monitor application logs for unusual POST request patterns. Organizations should also prepare to apply patches promptly once available and consider isolating or restricting access to vulnerable instances until remediation is complete.

Description

Cross Site Request Forgery (CSRF) vulnerability in old-peanut Open-Shop (aka old-peanut/wechat_applet__open_source) thru 1.0.0 allows attackers to gain sensitive information via crafted HTTP Post message.

References

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