CVE-2026-53500Disclosure

LOWCVSS 8.2 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, the ALLOWED_SOURCES configuration passes plain strings to re.match() without escaping dots, so a hostname differing at dot positions can match the allowlist. This issue is fixed in 7.8.0.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-918

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Threat summary

  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 3 classified signals
  • Peaked 1d ago at 2 mentions (2026-07-31); latest day: 1
  • 3 total mentions across 2 days

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-07-31: 2Mentions · 2026-09-30: 1Technical Details · 2026-07-31: 207-3109-30
Signal classification1 categories
Disclosure
3100.0%
Referenced assets5 URLs
Classification over time
DateTotalLabels
2026-07-312
Disclosure2
2026-09-301
Disclosure1
Full discourse3 posts
  • caioluders@caioluders
    Disclosure

    got "new" CVEs CVE-2026-53500 CVE-2026-53501 https://github.com/thumbor/thumbor/security/advisories/GHSA-mw3h-qjxj-6xg9 https://github.com/thumbor/thumbor/security/advisories/GHSA-6x26-6r6f-m537

    Post summary

    The tweet simply announces two newly disclosed CVEs (CVE‑2026‑53500 and CVE‑2026‑53501) and provides GitHub security advisory links, without mentioning PoCs, exploits, active exploitation, or patches.

    100191944
    1.9K followersView on X
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-53500 Thumbor is an open-source photo thumbnail service by http://globo.com. Prior to 7.8.0, the ALLOWED_SOURCES configuration passes plain strings to re.match() without escaping … https://www.cve.org/CVERecord?id=CVE-2026-53500 ----- Traducción: CVE-… http://infoflow.cloud`

    Post summary

    The post references CVE‑2026‑53500 for Thumbor, noting a regex misuse before v7.8.0, but offers no PoC, exploit, or patch details.

    0000041
    96 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-53500 Thumbor is an open-source photo thumbnail service by http://globo.com. Prior to 7.8.0, the ALLOWED_SOURCES configuration passes plain strings to re.match() without escaping … https://www.cve.org/CVERecord?id=CVE-2026-53500

    Post summary

    The text discloses that Thumbor versions prior to 7.8.0 have a configuration flaw involving unescaped regex matches, but it does not provide a PoC, exploit, or patch details.

    000001.1K
    57.9K followersView on X

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