CVE-2023-46277: please (aka pleaser) through 0.5.4 allows privilege escalation through the TIOCSTI and/or TIOCLINUX ioctl

Q: How do I fix CVE-2023-46277?

please: upgrade to newer than 0.5.4. Exact commands for each OS are on this page.

Q: Is CVE-2023-46277 being exploited?

CVE-2023-46277 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-46277 affect?

CVE-2023-46277 affects please. Severity is high (CVSS 7.8). please (aka pleaser) through 0.5.4 allows privilege escalation through the TIOCSTI and/or TIOCLINUX ioctl. (If both TIOCSTI and TIOCLINUX are disabled, this cannot be exploited.)

Q: How urgent is CVE-2023-46277?

Priority 43/100. High severity; Public exploit reference; On your watchlist

This month

HIGH 7.8WATCHLISTUPGRADE

CVE-2023-46277 is a high-severity flaw (CVSS 7.8) affecting please. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

please (aka pleaser) through 0.5.4 allows privilege escalation through the TIOCSTI and/or TIOCLINUX ioctl. (If both TIOCSTI and TIOCLINUX are disabled, this cannot be exploited.)

Why this priority

High severity
Public exploit reference
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-269
Published	2023-10-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: edneville

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-10-20 05:15 UTCPublished CVE record published
2026-06-17 06:30 UTCUpdated Record last modified

edneville please UPGRADE

Affected: <= 0.5.4

Fixed in: newer than 0.5.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy please || rpm -q please || please --version

2. UPGRADE to newer than 0.5.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade please

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade please

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-46277?

please: upgrade to newer than 0.5.4. Exact commands for each OS are on this page.

Is CVE-2023-46277 being exploited?

CVE-2023-46277 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-46277 affect?

CVE-2023-46277 affects please. Severity is high (CVSS 7.8). please (aka pleaser) through 0.5.4 allows privilege escalation through the TIOCSTI and/or TIOCLINUX ioctl. (If both TIOCSTI and TIOCLINUX are disabled, this cannot be exploited.)

How urgent is CVE-2023-46277?

Priority 43/100. High severity; Public exploit reference; On your watchlist

Related CVEs

CVE-2021-31153 LOW 3.3 UPGRADE please before 0.4 allows a local unprivileged attacker to gain knowledge about the existence of files or direc

References

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