# CVE-2026-91098: HP HPLIP multiple vulnerabilities enabling RCE and privilege escalation

Source: https://junglewise.ai/threats/cve-2026-91098-hp-hplip-multiple-vulnerabilities-enabling-rce-and-privilege  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-16. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-91098 · Severity: critical · CVSS 9.8 · Published 2026-09-16

HP HPLIP is printing software used by millions of users to manage printers and print operations on Windows, Mac, and Linux systems. Multiple vulnerabilities in HPLIP could allow attackers to execute arbitrary code, gain elevated privileges, disrupt printing services, or access sensitive information—potentially compromising any system where the software is installed.

Technologies: [HPLIP](https://junglewise.ai/threats/technologies/hplip), [Hp Linux Imaging](https://junglewise.ai/threats/technologies/linux-imaging), [Hp Printing](https://junglewise.ai/threats/technologies/printing). Vendors: [Hp](https://junglewise.ai/threats/vendors/hp).

## Quick answers

**Is CVE-2026-91098 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-91098 being exploited in the wild.

**How severe is CVE-2026-91098?** Critical severity, with a CVSS score of 9.8, published 16 September 2026.

**Which products and versions are affected?** HP HPLIP.

**Is there a fix for CVE-2026-91098?** A patch was published on 2026-09-16. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-91098 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2026-91098?** Check whether you run HPLIP, Hp Linux Imaging or Hp Printing. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

HP HPLIP contains multiple externally reported vulnerabilities across several software components. The issues enable remote code execution, privilege escalation, denial of service, information disclosure, and unauthorized file modification under certain conditions. While the specific root causes and attack vectors are not detailed in the advisory summary, the CVSS 9.8 score indicates a critical network-accessible vulnerability requiring minimal or no preconditions. HP has identified and patched these issues; affected users should apply available remediation through official HP support channels.

## Affected products

- HP HPLIP

## Timeline

- 2026-09-16: disclosed
- 2026-09-16: patched

## References

- [https://support.hp.com/us-en/document/ish_15646959-15646984-16/hpsbpi04151](https://support.hp.com/us-en/document/ish_15646959-15646984-16/hpsbpi04151)

## Related threats

- [HP HPLIP multiple vulnerabilities leading to remote code execution](https://junglewise.ai/threats/cve-2026-91105-hp-hplip-multiple-vulnerabilities-leading-to-remote-code)
- [HP HPLIP multiple remote code execution and privilege escalation vulnerabilities](https://junglewise.ai/threats/cve-2026-91104-hp-hplip-multiple-remote-code-execution-and-privilege-escalation)
- [HP HPLIP multiple vulnerabilities enabling remote code execution](https://junglewise.ai/threats/cve-2026-91103-hp-hplip-multiple-vulnerabilities-enabling-remote-code-execution)
- [HP HPLIP multiple vulnerabilities enabling remote code execution](https://junglewise.ai/threats/cve-2026-91102-hp-hplip-multiple-vulnerabilities-enabling-remote-code-execution)
- [HP HPLIP multiple vulnerabilities enabling remote code execution](https://junglewise.ai/threats/cve-2026-91101-hp-hplip-multiple-vulnerabilities-enabling-remote-code-execution)