CVE-2026-119206: Psutils · pypdf has possible long runtimes when retrieving page labels
Affects psutilsSource GCVE Database
Not known to be exploited · CVSS 7.1 High · fixed in 6.21.3 : patch psutils soon.
Data as of 31 Oct 2026, 16:06 UTC
Thin evidence
One scorer or none| CNA (GitHub_M) | CVSS 4.0 | 7.1 |
|---|
- Patch
- Available – fixed in 6.21.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 29 Oct 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 30 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Homebrewpsutilspkg:brew/psutilsOther 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
Upgrade pypdf to version 6.21.3 or later to fully remediate this vulnerability. If immediate upgrade is not possible, apply the changes from pull request #4251 as a temporary workaround to mitigate the issue.
Description
CVE-2026-119206 is a vulnerability in the pypdf library used by psutils that allows an attacker to craft a malicious PDF file causing long runtimes when retrieving page labels. This can lead to denial of service due to resource exhaustion. The issue affects pypdf versions 3.0 and later and has been fixed in version 6.21.3. Users unable to upgrade immediately can apply the changes from the referenced pull request as a workaround.
References
- github.com/py-pdf/pypdf/security/advisories/GHSA-42gh-23hr-vphw (opens in a new tab)
- nvd.nist.gov/vuln/detail/CVE-2026-119206 (opens in a new tab)
- github.com/py-pdf/pypdf/pull/4251 (opens in a new tab)
- github.com/py-pdf/pypdf/commit/b891fef37000cd86baa6e9848a3387d080b3b03e (opens in a new tab)
- github.com/py-pdf/pypdf (opens in a new tab)
- github.com/py-pdf/pypdf/releases/tag/6.21.3 (opens in a new tab)