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DEBIAN-CVE-2026-88807

HighCVSS 8.9 / 10
Published Sep 21, 2026·Last modified Sep 22, 2026
Affected Components(0)

No affected components available

Description

A heap overflow in libXrender before 0.9.13 in RenderQueryPictFormats could be used by malicious X servers to inject code into attached X clients.

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Risk Scores
Base Score
8.9

The vulnerability can be exploited over the network without needing physical access. It is difficult for an attacker to exploit this vulnerability and may require special conditions. An attacker does not need any special privileges or access rights.

Threat Intelligence
5.9

Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.

EPSS
N/A

Probability that this vulnerability will be exploited in the wild within the next 30 days.

Exploit
Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

Related Vulnerabilities
  • EUVD-2026-83916
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  • CVE-2026-88807
    Upstream

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High severity
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