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CVE-2021-41564: Tad Honor viewing book list function is vulnerable to authorization bypass, thus remote attackers can use spec

39
Routine
MEDIUM 5.3REMOTEUPGRADE

CVE-2021-41564 is a medium-severity flaw (CVSS 5.3) affecting tad honor. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tad Honor viewing book list function is vulnerable to authorization bypass, thus remote attackers can use special parameters to delete articles arbitrarily without logging in.

Why this priority

  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score5.3 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance1.0% (top 36%)
CISA exploited listNo
WeaknessCWE-285
Published2021-10-08
Last modified2026-06-17
Publisher (CNA): TWCERT/CC · Vendor: tad honor project

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

Am I affected?

Timeline

tad honor project tad honor UPGRADE
Affected: < 1.47
Fixed in: 1.47
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy tad-honor || rpm -q tad-honor || tad-honor --version
2. UPGRADE to 1.47 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade tad-honor
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade tad-honor
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-2021-41564?

tad honor: upgrade to 1.47. Exact commands for each OS are on this page.

Is CVE-2021-41564 being exploited?

CVE-2021-41564 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-2021-41564 affect?

CVE-2021-41564 affects tad honor. Severity is medium (CVSS 5.3). Tad Honor viewing book list function is vulnerable to authorization bypass, thus remote attackers can use special parameters to delete articles arbitrarily without logging in.

How urgent is CVE-2021-41564?

Priority 39/100. Remotely exploitable, no login, no user action

References

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