CVE-2018-1000641 Deserialization in n/a
Attackers can execute arbitrary code and disclose information via PHP object injection in YesWiki's i18n module.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-1000641?
CVE-2018-1000641 is a critical unsafe deserialization vulnerability in n/a, published on 20 Aug 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
YesWiki version <= cercopitheque beta 1 contains a PHP Object Injection vulnerability in Unserialising user entered parameter in i18n.inc.php that can result in execution of code, disclosure of information.
Weakness: CWE-502
Which versions are affected by CVE-2018-1000641?
It affects 1 product.
Products include Yeswiki Yeswiki.
How do I fix CVE-2018-1000641?
No fix has been published for CVE-2018-1000641 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2018-1000641 being exploited?
There is no known exploitation of CVE-2018-1000641 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2025-46348 YesWiki Vulnerable to Unauthenticated Site Backup Creation and Download
- CVE-2024-51478 Use of a Broken or Risky Cryptographic Algorithm in YesWiki
- CVE-2025-31131 Path Traversal allowing arbitrary read of files in Yeswiki
- CVE-2025-46349 YesWiki Vulnerable to Unauthenticated Reflected Cross-site Scripting
- CVE-2025-24017 YesWiki Vulnerable to Unauthenticated DOM Based XSS
Sources
Also known as GHSA-q5vv-hjfg-5v6r.