CVE-2022-34771: Tabit - arbitrary SMS send on Tabits behalf

Q: How do I fix CVE-2022-34771?

tabit: upgrade to 3.27.0. Exact commands for each OS are on this page.

Q: Is CVE-2022-34771 being exploited?

CVE-2022-34771 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-2022-34771 affect?

CVE-2022-34771 affects tabit. Severity is medium (CVSS 5.5). Tabit - arbitrary SMS send on Tabits behalf. The resend OTP API of tabit allows an adversary to send messages on tabits behalf to anyone registered on the system - the API receives the parameters: phone number, and CustomMessage, We can use

Q: How urgent is CVE-2022-34771?

Priority 29/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2022-34771 is a medium-severity flaw (CVSS 5.5) affecting tabit. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tabit - arbitrary SMS send on Tabits behalf. The resend OTP API of tabit allows an adversary to send messages on tabits behalf to anyone registered on the system - the API receives the parameters: phone number, and CustomMessage, We can use that API to craft malicious messages to any user of the system. In addition, the API probably has some kind of template injection potential. When entering {{OTP}} in the custom message field it is formatted in

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Published	2022-08-22
Last modified	2026-06-17

Publisher (CNA): Israel National Cyber Directorate · Vendor: tabit

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

Am I affected?

Timeline

2022-08-22 15:15 UTCPublished CVE record published
2026-06-17 04:50 UTCUpdated Record last modified

tabit tabit UPGRADE

Affected: < 3.27.0

Fixed in: 3.27.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 3.27.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tabit

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-2022-34771?

tabit: upgrade to 3.27.0. Exact commands for each OS are on this page.

Is CVE-2022-34771 being exploited?

CVE-2022-34771 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-2022-34771 affect?

CVE-2022-34771 affects tabit. Severity is medium (CVSS 5.5). Tabit - arbitrary SMS send on Tabits behalf. The resend OTP API of tabit allows an adversary to send messages on tabits behalf to anyone registered on the system - the API receives the parameters: phone number, and CustomMessage, We can use

How urgent is CVE-2022-34771?

Priority 29/100. No elevated risk signals yet.

Related CVEs

CVE-2022-34776 MEDIUM 5.5 UPGRADE Tabit - giftcard stealth
CVE-2022-34775 MEDIUM 6.3 UPGRADE Tabit - Excessive data exposure
CVE-2022-34774 MEDIUM 6.3 UPGRADE Tabit - Arbitrary account modification
CVE-2022-34773 MEDIUM 4.9 UPGRADE Tabit - HTTP Method manipulation
CVE-2022-34772 MEDIUM 4.3 UPGRADE Tabit - password enumeration

References

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