CVE-2026-22007: Openjdk 8 · Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise
Affects openjdk-8Source GCVE Database
Not known to be exploited · CVSS 2.9 Low · fixed in 8u492-ga~us2-0ubuntu1~16.04.1 : update openjdk-8 when convenient.
Data as of 9 Nov 2026, 23:34 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 2% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 8u492-ga~us2-0ubuntu1~16.04.1, 11.0.31+11-1ubuntu1~18.04.2, 17.0.19+10-1~18.04.2 +33
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 21 Apr 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 9 Nov 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Patches and advisories
- ubuntu.com/security/notices/USN-8330-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8331-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8332-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8333-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8334-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8327-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8328-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8339-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8341-1 (opens in a new tab)
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu 26.10openjdk-17-cracpkg:deb/ubuntu/openjdk-17-crac?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.10openjdk-21-cracpkg:deb/ubuntu/openjdk-21-crac?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.10openjdk-25-cracpkg:deb/ubuntu/openjdk-25-crac?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.10openjdk-8pkg:deb/ubuntu/openjdk-8?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.04 LTSopenjdk-17pkg:deb/ubuntu/openjdk-17?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSopenjdk-17-cracpkg:deb/ubuntu/openjdk-17-crac?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Patches are available and should be applied to affected versions as listed in the vendor advisories. Refer to the Ubuntu security notices (USN-8327-1 through USN-8341-1) for specific patch details. Applying these updates will remediate the vulnerability. No additional mitigations are specified or required beyond patching.
Description
A vulnerability exists in Oracle Java SE, Oracle GraalVM for JDK, and Oracle GraalVM Enterprise Edition affecting multiple versions including Java SE 8u481 and later. The flaw allows an unauthenticated attacker with local access to the infrastructure where these products run to gain unauthorized read access to some accessible data. The vulnerability involves APIs in the security component and can be exploited through web services supplying data to these APIs or sandboxed Java applications running untrusted code. The CVSS 3.1 base score is 2.9, indicating a low severity confidentiality impact. Fixed versions are available for all affected releases.
References
- ubuntu.com/security/CVE-2026-22007 (opens in a new tab)
- cve.org/CVERecord?id=CVE-2026-22007 (opens in a new tab)
- openjdk.org/groups/vulnerability/advisories/2026-04-21 (opens in a new tab)
- ubuntu.com/security/notices/USN-8330-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8331-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8332-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8333-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8334-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8327-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8328-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8339-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8341-1 (opens in a new tab)