tinytag is a Python library for reading audio file metadata. Version 2.2.0 allows an attacker who can supply MP3 files for parsing to trigger a non-terminating loop while the library parses an ID3v2 SYLT (synchronized lyrics) frame. In server-side deployments that automatically parse attacker-supplied files, a single 498-byte MP3 can cause the parsing operation to stop making progress and remain busy until the worker or process is terminated. The root cause is that _parse_synced_lyrics assumes _find_string_end_pos always returns a position greater than the current offset. That assumption is false when no string terminator is present in the remaining frame content. This issue has been fixed in version 2.2.1.
CVE-2026-32889
This medium-severity CVE scores 6.5 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 66% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.5
- EG Score
- 6.5(medium)
- EG Risk
- 45(Track)EG Risk 45/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity65% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 34%
- KEV
- Not listed
Published
March 20, 2026
Last Modified
June 17, 2026
Advisory Details (4)
Auto-updated Aug 4, 2026Denial of service via non-terminating SYLT frame parsing loop in tinytag · Advisory · tinytag/tinytag · GitHub
https://github.com/tinytag/tinytag/security/advisories/GHSA-f4rq-2259-hv29commit 5cd321521ff0 (tinytag/tinytag)
Patch available: tinytag/tinytag 2.2.1 (contains commit 5cd321521ff0)
https://github.com/tinytag/tinytag/commit/5cd321521ff097e41724b601d7e3d7adc7e53402commit 4d649b9c314a (tinytag/tinytag)
Patch available: tinytag/tinytag 2.2.0 (contains commit 4d649b9c314a)
https://github.com/tinytag/tinytag/commit/4d649b9c314ada8ff8a74e0469e9aadb3acb252acommit 44e496310f7c (tinytag/tinytag)
Patch available: tinytag/tinytag 2.2.1 (contains commit 44e496310f7c)
https://github.com/tinytag/tinytag/commit/44e496310f7ced8077e9087e3774acbaa324b18aAffected Packages
(1 across 1 ecosystem)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| tinytag | 0.10.0 ... 2.2.0 (45 versions) | 2.2.1 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 36× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 167 total refreshes for this CVE.
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Frequently asked(5)
What is CVE-2026-32889?
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Dependency Blast Radius
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